In 2004:
The company began to build teams, introduce shareholders, raise starting capitals, expand market, and acquire relevant certificates. It started to plan and conduct research and invention work taking technology as forerunner. Research and development of new product succeeded and were applied. Application of patent, technology investment and market propagation enabled company to take a stable step in initial period of company. The new product, special coagulant for petrochemical wastewater was recognized by market and was recommended.
In 2004 April:Company’s website was established and applied: http://danken.com.cn; it became groups member unit of Professional Commission for Industrial Water Disposal of CIESC;
In 2004 May:The registered capital of company was 2.16 million Yuan, and registered address was changed into: Room 702, Business Building, No.16, Henan East Road, Urumqi;
In 2004 July:Three products such ascorrosion inhibitor won license of sclj-cn. com in electric power system;
In 2004 September:The company passed examination and approval of CHINA QUALITY CERTIFICATION CENTER, and won certification of ISO9001:2000 quality management system and won certification of IQNet Association;
In 2004 October:The company became group member unit of Environmental Protection Industry Association of Xinjiang Uygur Autonomous Region;
In 2004:The product of special coagulant for petrochemical wastewater applied nation invention patent; and the company standards was put on file in Bureau of Quality and Technical Supervision of Xinjiang;
31 companies such as Urumqi SINOPEC, Karamy SINCOPEC, Dushanzi SINOPEC, Tarim Oilfield, and Hongyanchi Power Plant became the long-term users of the company;

In 2005:
The company expanded new running methods such as running of environmental friendly equipment, add relevant qualification, enlarge strength for scientific research and development, sign relevant results, and apply innovation funds of autonomous region and state. Products were recognized as high-tech products; and the company was recognized as high-tech enterprise. The company expanded running fields, laying foundation of subsequent development. The company developed stably with improvement of social status.
In 2005 February:Won qualification of running environmental friendly equipment issued by State Environmental Protection Administration;
In 2005 June:Special coagulant for petrochemical wastewater passed new product identity of Xinjiang Uygur Autonomous Region Science and Technology Department;
In 2005 June:Special coagulant for wastewater in oil field got innovation funds for medium and small enterprise from autonomous region and science and technology department;
In 2005 August:The name of company was changed into: XINJIANG DELAND SCIENCE & TECHNOLOGY CO., LTD.;
In 2005 November:The company got business certificate of dangerous chemicals;
In 2005 December:Special coagulant for industrial wastewater got affirmation of high-tech product;
In 2005 December:The company was identified as high-tech enterprise.

In 2006:

In 2006:The company became newly rising enterprise in Xinjiang, which undertook multiple autonomous region projects and projects of national new key product, and was approved a invention patent. The company depended on science and technology to strengthen the force of market development and investment.
In 2006 January:The company was chosen as advanced enterprise of science and technology innovation in high-tech district in 2005;
In 2006 June:Got special support for medium and small enterprise from autonomous region economy and trade commission;
In 2006 June:Got fund support for innovation project from autonomous region economy and trade commission;
In 2006 September:Got special support for scientific and technical achievement transformation from autonomous region science and technology department;
In 2006 November: Special coagulant for petrochemical wastewater was confirmed as state new key product;
In 2006 December:Special coagulant for petrochemical wastewater got state invention patent.

In 2007:
The company took a further step to strengthen the efforts of science and technology work, and undertook project of science and technology innovation in autonomous region again, established production-study-research base and cooperated with multiple institutions. The enterprise credit level was assessed as A-level, and the company got relevant reputation such as “Honest Enterprise”. The company established the running method of “using service to drive products” to implement advanced international operation and running and profit source modes. The company’s capital increased, and the company confirmed the object of listing.
In 2007 December:The company was affirmed as the only production-study-research base of Ecological Environment Research Center in Chinese Academy of Science in Xinjiang;
In 2007 February:The company was assessed as advanced company of science and technology innovation in high-tech district in 2006;
In 2007 March:The company applied invention patent for “biocide for addressing wastewater with oil”;
In 2007 June:Got fund support for technical innovation in technology-type medium and small enterprise in autonomous region;
In 2007 July:The registered capital of company added to 10 million Yuan, and registered address was changed into No. 682, Tianjin South Road, Urumqi;
In 2007 July:The company was assessed as A-level enterprise for credit level;
In 2007 August:The company got the reputation of the second session of “enterprise of observing contract and focusing on credit” in high-tech district;
In 2007 September:The project of innovation fund in medium and small enterprise of State Science and Technology Department that the company assumed passed acceptance;
In 2007 October:Applied the invention patent of “a scale inhibitor for water disposal of compound and multiple oil field and its fabricating method”;
In 2007 November:Applied the invention patent of “a compound corrosion inhibitor for exploration of oil gas field and its fabricating method”;
In 2007 November:Water disposal agent of the company got hygienic license of domestic product involving drinking water safety;
In 2007 November:The company undertook “Fifteen Major” key special projects of science and technology in autonomous region;
In 2007 December:Applied appearance patent of “Labeling (DELAND)”;

In 2008:
In the year of science and technology development of company, the company applied multiple annual enterprise standards, and multiple invention patents. Relevant projects got result rewards from autonomous region and state. The company finished the shareholding system reform, and planned Second-board market for listing, being the first backup enterprise of listing of Second-board market in Xinjiang. The company got state key innovation fund support, and undertook China Torch Program of state and autonomous region.

In 2008 February:The company was assessed to be advanced company of science and technology innovation in high-tech districts;
In 2008 May:Three products such as industrial biocide passed identity of new products in autonomous region and reached domestic leading level;
In 2008 June:Applied invention patent of “Integrated technology of system of petroleum and petrochemical, water supply, water conservation, wastewater and reuse water”;
    In 2008 June:The name of the company was changed into: XINJIANG DELAND CO., LTD. The registered capital added to 25 million Yuan; and the company finished the work of putting on file for listing;
In 2008 July:Completed the recording of revise for 9 products in enterprise standards in Xinjiang Administration of Quality Supervision, Inspection and Quarantine；
In 2008 October:Completed therecording of 11 new products in enterprise standards;
In 2008 October:Special coagulant for petrochemical wastewater won the second prize for science and technology progress in Urumqi;
In 2008 October:Special coagulant for petrochemical wastewater won the third prize for technical invention of SINOPECT Association (26 items within the country).
In 2008 October:Got project approval of key innovation fund in medium and small enterprise for 10 anniversaries of innovation fund in science and technology department;
In 2008 November:Got project approval of China Torch Program of science and technology department;
In 2008 December:Got special project approval support for result transformation from State Finance Department;

In 2009: 

In 2009 January:Won the tile of “Advanced Enterprise of Science and Technology Innovation” in high-tech district in Urumqi in 2008;
In 2009 February:Won “Recording Certification of Running of Non-medicine-class Chemicals Liable to Product Poison” issued by Safe Production Supervision Administration in high-tech district;
In 2009 March:Won the honorary title of advanced Party branch in 2008;
In 2009 April:Passed the re-identity of first batch of high-tech technology enterprise in Xinjiang;
In 2009 June:Won the reputation of one of 8 powerful enterprises in Party construction and economy in high-tech district;
In 2009 June:Won the title of A-level of science and technology credit unit in Urumqi;
In 2009 June:Was assessed as A+-level enterprise on credit;
In 2009 July:12 kinds of products got certifications of product quality approval from CNPC;
In 2009 November:Product for “Biocide for addressing wastewater with oil” got national invention patent;
In 2009 December:Won the second prize for science and technology of MIAC;
In 2009 December:Won the title of outstanding enterprise of 10 anniversaries of implementation of innovation fund for state-level technology-type medium and small enterprise, and was recorded into Innovation Achieves Dreams;
In 2009 December:Won the title of “Advanced Unit for Statistics Work in 2009” issued by Industry Development Department in high-tech district;
In 2009 December:Ranked first in the assessment of supplier of Northwest oil field branch of SINOPEC.

In 2010: 

In 2010 May:The environment company got special B-level qualification of environmental project (prevention treatment of water pollution) issued by Ministry of Construction P. R. China;
In 2010 August:Organized to hold the meeting of reuse technology for industrial wastewater disposal in autonomous region;
In 2010 October:The company moved from entrepreneur park for overseas students to industrial park of north district in high-tech district;
In 2010 October:The company purchased Xinjiang Environmental Engineering Technology CO., LTD. as the wholly owned subsidiary company;
In 2010 December:The company was assessed as key high-tech technology enterprise of state China Torch Program;
In 2010 December:Xinjiang Water Disposal Engineering Technology Research Center was established.

In 2011:
In 2011 January:Set up the project of international science and technology cooperation project (science and technology department in autonomous region) of “development of creature disposal technology for chemical engineering wastewater”;
In 2011 January:Set up the project of high-tech research and development project (science and technology department in autonomous region) of “product research and development of new-type water-soluble thickened oil drag reducer”;
In 2011 January:The registered capital for Xinjiang Environmental Engineering Technology CO., LTD. changed into 20 million Yuan;
In 2011 January:Xinjiang Environmental Engineering Technology CO., LTD. got 2-level qualification of professional contract of environmental protection engineering issued by Ministration of Construction P. R. China;
In 2011 May:Opened OA; and opened ERP in October;
In 2011 May:Set up the project of 863 “product research and development of new-type water-soluble thickened oil drag reducer” of science and technology department;
In 2011 June:Subsidiary company---Xinjiang Environmental Engineering Technology CO., LTD. got identity of high-tech enterprise;
In 2011 July:The registered capital of Xinjiang Environmental Engineering Technology CO., LTD. changed into 50.05 million Yuan;
In 2011 August:Shanghai branch was established;
In 2011 August: “Integrated technology of system of petroleum and petrochemical, water supply, water conservation, wastewater and reuse water” applied identity of science and technology result, whose identity result was originated in China;
In 2011 September: “Integrated technology of system of petroleum and petrochemical, water supply, water conservation, wastewater and reuse water” won the second prize for science and technology progress in autonomous region;
In 2011 November:3 academicians joined in DELAND, and nearly 20 experts in this industry joined in company’s expert commission;
In 2011 November:Established enterprise technology center and awarded list of “Enterprise Technology Center for Xinjiang Environmental Engineering Technology CO., LTD. ”;
In 2011 November:Established work branch station for post doctor;
In 2011 November:Expanded identity scope and implemented three systems identity, and got HSE identity;
In 2011 December:Established work and service station for academician and expert in company;
In 2011 December:Established enterprise science and technology association;
In 2011 December:Established Xinjiang environmental pollution control and ecological repair engineering technology research center;
In 2011 October:Set up project of China Torch Program;
In 2011 November:Set up project of international cooperation engineering in science and technology department;
In 2011 October:The company got authorization for 5 invention patents.

In 2012: 

In 2012 March:The company’s inner magazine DELAND People started publication;
In 2012 March:The company passed double A-level recheck of running qualification of disposal equipment for environmental protection and pollution (A-level for life sewage and A-level for industrial wastewater);
In 2012 April:DELAND Environment College was established;
In 2012 May:The registered capital of Xinjiang Environmental Engineering Technology CO., LTD. changed into 75 million Yuan;
2012年5月：Xinjiang Water Disposal Engineering Technology Research Center CO., LTD. was established, with 10 million Yuan for registered capital;
2012年5月：The registered capital of Xinjiang Environmental Engineering Technology CO., LTD. got qualification of installation of electrical and mechanical equipment;
2012年5月：The registered capital of Xinjiang Environmental Engineering Technology CO., LTD. got professional 3-level qualification of electric and mechanical equipment installation engineering issued by Ministration of Construction P. R. China.
In 2012 July:The companyundertook sub-topic of “Xinjiang Water Problem Researchand Technical Demonstration” of key water special project in Xinjiang Uygur Autonomous Region: research and demonstration of comprehensive use technology of multiple water source in Xinjiang;
In 2012 August:The registered capital of DELAND increased from 36 million yuan to 90 million yuan;
In 2012 September:Won the title of outstanding post doctoral work station in autonomous region;
In 2012 September:Won the title of advanced unit for employment in autonomous region;
In 2012 October:Set up State Favorable Science and Technology Planning Project (Ministry of Science and Technology P. R. China) of “People’s Livelihood Science and Technology Demonstration Project of Desalination of Brackish Water in Yuepu Lake County of Xinjiang”;
In 2012 October:Set up Science and Technology Supporting Plan (Ministry of Science and Technology P. R. China) of “Technology Demonstration of Disposal and Reclamation Wastewater in Coal Chemical Industry in Arid Areas”;
In 2012 November:The company’s academician workstation won the title of advanced group in national “Speech and Competition” activity for 2011-2012;
In 2012 December:The company got authorization for 6 invention patents.

In 2013:

In 2013:The company got authorization for 14 invention patents;
In 2013 April:The company held academician and expert work meeting to analyze the whole trend of water resource in Xinjiang, and discussed the methods for saving and reuse of water resource;
In 2013 July:Set up the project of “Fabrication of Brackish Water Desalination Equipment with Solar Membrane and Membrane Distillation”;
In 2013 August:Signed and set up general contract engineering project of engineering design and construction of sewage reuse and recycling in the west of Mai Gaiti County;
In 2013 August:Signed and set up construction project of industrial solid waste disposal center in industrial park of new chemical material industrial park in Shihezi open economic zone;
In 2013 September: “Academicians visiting in Xinjiang” visited DELAND; and held expert discussion meeting of Xinjiang “Sustainable Development of Ecological Environment and Sustainable Resource Development”;
In 2013 September:Business scope adding of environmental protection facility running qualification was B-level in “Automatic Continuous Monitor (Water and Gas), Industrial Solid Waste Disposal, and Industrial Waste Gas Disposal”;
In 2013 November：The company got two trademark registrations for words and logo of “DELAND”;
In 2013 December:Xinjiang Water Disposal Engineering Technology Research Center depended on DELAND completed check and acceptance;
In 2013 December:Set up National Key Science and Technology Support Program of “Technology Demonstration of Coal Chemical Industry Wastewater Disposal and Reclamation in Aroid Areas”;
The company got authorization for 20 invention patents in 2014.

In 2014:

In April 2014, Xinjiang Deland Co., Ltd signed an agreement on full industry-university-research cooperation with College of Chemistry and Chemical Engineering, Xinjiang Normal University

In April 2014, Xinjiang Deland Co., Ltd signed a strategic agreement on cooperation with Xinjiang Institute of Ecology and Geography (XIEG) of Chinese Academy of Sciences (CAS)

In May 2014, Xinjiang Deland Co., Ltd was awarded the honor title of one of 100 new businesses in national high-tech zone among national high-tech zone pioneers for the year of 2013

In May 2014, innovation studio of Xinjiang Deland Co., Ltd was awarded the honor title of outstanding creative studio of the high-tech zone (Xinshi District)

In June 2014, biological deodorization technology related bactericide development and application project of Xinjiang Deland Co., Ltd was approved as a strategic innovation project by Commission of Economy and Informatization of the Autonomous Region

In June 2014, Xinjiang Deland Co., Ltd joined in technology innovation alliance of petrochemical downstream industry in Xinjiang

In July 2014, technological upgrading project of research and development center of Xinjiang Deland Co., Ltd was approved to get support for the development of small and medium-sized enterprises in Urumqi

In July 2014, Xinjiang Deland Co., Ltd signed a strategic agreement on cooperation with Dow Chemical. Based on full communication, early cooperation and friendly negotiation, both sides agree to establish a long-term, comprehensive strategic cooperative partnership, integrate their products, research and development, technologies, markets, channels and customer resources, work closely to jointly develop the market of water treatment, agriculture, petroleum and petrochemical, and building in China, to realize a win-win result.

In August 2014, the project supported by National Development and Reform Commission --- an energy saving project of enhancing oil recovery of high-viscous low-productive heavy oil of Xinjiang Deland Co., Ltd (document number: WFAX[2014] 661) was accepted and approved.

In August 2014, the National Science-Technology Support Plans--- demonstration of technologies for coal chemical industry wastewater treatment and reutilization in dry regions (project number: 2014BAC10B00) was approved by the Ministry of Science and Technology.

In September 2014, Science and Technology Office of Xinjiang organized technical innovation among grass-roots and went down to the site of the planned project of national science and technology benefiting the people undertaken by Xinjiang Deland Co., Ltd --- demonstrative project of science and technology for people's livelihood on saline water conversion in Yopurga County of Xinjiang (project number: 2012GS650201) to collect ideas and publicize science and technology innovation achievements made in Xinjiang.

In October 2014, Xinjiang Deland Co., Ltd held a high-end academic conference on development of water resources and the sustainable economic development in Xinjiang, in the conference academician Qu Jiuhui was invited to give a report on a special topic.

In November 2014, Xinjiang Deland Co., Ltd won the title of the “Most Satisfying Brand” for the year of 2014 in Feasts for Industry Brands hosted by HC International Inc.

In December 2014, Xinjiang Deland Co., Ltd won the title of the advanced collective in the activities of “Ideals and Contributions” nationwide for the year of 2014, and the president Zeng Fanfu won the title of outstanding organizer (document number: KXFJZ [2014] 91)

In December 2014, project of Urumqi Science and Technology Plans of the environment company ---- biological deodorization technology related bactericide development and application project (project number Y141310016) was approved.

In December 2014, integrated technology of petroleum and petrochemical water supplying, saving and wastewater recycling system (technology number: 2014-57) was rated by China Association of Environmental Protection Industry (CAEPI) as the national key environmental protection practical technology (document number: ZHX[2014] 78) for the year of 2014.

In 2015:

In January 2015, science and technology plan of the high-tech zone for the year of 2014 of the environment company ---- research on technologies to remove malodorous gas by biological method in cold regions (project number: KJJH2014006) was approved by Science and Technology Division of the High-Tech Zone.

In January 2015, Xinjiang Deland Co., Ltd was approved by Ministry of Environmental Protection to set up the petroleum chemical industry and coal chemical industry wastewater treatment and reclamation engineering technology center for national environmental protection (document number: HH[2015] 12)

In March 2015, approved by National Technical Committee on Separation Membrane of Standardization Administration of China, Xinjiang Deland Co., Ltd got involved in preparation of two national standards: General Technical Specifications for Membrane Distillation Device for Seawater and Brackish Water Desalination (plan number: 20151847-T-469) and Hydrophobic Hollow Fiber Membrane for Membrane Distillation (plan number: 20152026-T-469)

In March 2015, Xinjiang Deland Co., Ltd became a director member of Chinese Society for Environmental Sciences upon examination, registration number: ZHXZ[2015] 454.

In April 2015, innovation fund project by the high-tech zone --- neutral and efficient complex and multiplex scale inhibitor related pilot project (project number: CX11211W) was accepted with approval (document number: WG(X)K[2015] 16).

In June 2015, Xinjiang Deland Co., Ltd was rated by China Association of Environmental Protection Industry (CAEPI) as an enterprise with credit at AAA level (certificate number: 201513611100028).

In June 2015, Xinjiang Deland Co., Ltd received financial support by subsidizing interest payment of loans of the industrial finance special fund from Commission of Economy and Informatization of Urumqi (document number: WJX[2015] 258).

In July 2015, Xinjiang Deland Co., Ltd got certificates of industrial wastewater treatment at level 1 and domestic sewage treatment at level 1 issued by China Association of Environmental Protection Industry upon assessing running and service ability of pollution control facilities.

In July 2015, Xinjiang Deland Co., Ltd won the excellence award in innovation and entrepreneurship competition held in Urumqi, and was recommended to join in the industry competition held by the autonomous region.

In October 2015, special project of development of development of small and medium-sized enterprises---development of a new microbial flocculant (project number: 20140116) was approved.

In October 2015, Xinjiang Deland Co., Ltd was awarded the honor title of “excellent enterprise” at the 20th anniversary celebration of Membrane Industry Association; Zeng Fanfu was awarded the title of “outstanding people” at the 10th anniversary celebration of Membrane Industry Association.

In November 2015, Xinjiang Deland Co., Ltd won the title of the “Most Satisfying Brand” for the year in Feasts for Industry Brands hosted by HC International Inc.