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SLES Manufacturer; Our surfactant supplier products are popular all over the world with high quality, competitive price, fast delivery and efficient service.

On July 27,2005,State practical&new patent Multi-pipe Film Sulphonation Reactor ZL200420081378.0 was officially authorized effective.

On March 22, 2005, Zhejiang Gongzheng Test Center Co., Ltd. passed the measurement attestation of Tonyred Test Project of Zhejiang Province Bureau of Quality and Technical Supervision.

In first quarter,Zhejiang Gongzheng Test Center Co., Ltd. cooperated with three local Administrations for Industry and Commerce of Hangzhou, Jiaxing and Huzhou, to carry out quality supervision and spot check of health care products,bagged yellow

In first quarter,Zhejiang Gongzheng Test Center Co., Ltd. cooperated with seven local Administrations for Industry and Commerce of Hangzhou, Wenzhou, Jinhua, Jiaxing, Huzhou, Taizhou and Zhouzhou,to carry out quality supervision and spot check of aquatic

SLES Manufacturer, At the end of 2004, Zhejiang Gongzheng Test Center Co., Ltd. cooperated with local Administration for Industry and Commerce to carry out quality supervision Chinese spirits, surfactant supplier, bean products, preserved vegetables in Hangzhou area.

In third and fourth quarters, Zhejiang Gongzheng Test Center Co., Ltd. cooperated with local Administration for Industry and Commerce to carry out quality supervision of products of Lotus rhizome powder in Hangzhou area.

From May 21 to 22, 2005, Zhejiang Gongzheng Test Center Co., Ltd. successively passed assessment visit of Zhejiang Province Bureau of Quality and Technical Supervision

On May 24, 2005, Zhejiang Justice Test Center Co., Ltd. successively passed spot inspection of Nationa Administration of Accreditation.

New type leather fatliquoring agent by SO3 gas-phase sulphonation has passed appraisal of provincial technical result.

2004 China International Leather Exhibition is convened in Shanghai New International Exhibition Center from Sep. 1 to Sep 3.


√ The project of “5000T/a oil Sulfonation Industrialization Project" obtains in 2008 the Zhejiang science and technology second prize.
√ 24th Oct, 2008, the Communist Party of China Zanyu Branch had a journey to JingGang Mounting
√ The company got Certification of GB/T24001:2004 certification for environment management & GB/T28001-2001 certification for human healthy and security management.
√ The company organized the inner inspection of quality,environment,human healthy and security management sytstem
√ 13th May, 2008, our "zhejiang surfactant key laboratories" feasibility scheme passed the approval by the experts who attended the approval meeting organized by provincial key laboratories.
√ On January 4, 2008, "fatty acid polyacrylamide carboxylate single ethanol development" and "1 million tons alkenyl sulfonates annual output energy-saving and environment protect technology development project" passed the provincial acceptance
√ November 2007 "annual output 5,000 tons of sulphonated oil in the industrialization project" own the progress prize in Hangzhou city
√ 15th Oct 2007, "gas phase for new sulphonated class leather fatliquoring agent" project passed the provincial approval
√ On 31th Aug 2007, by the agreement of Zhejiang Industry & Commerce Administration Office, "Zhejiang Zancheng Technology Development Co., LTD. " changed the name to "Zhejiang Zanyu Technology Co., LTD. “
√ On 26th Aug 2007, Zhejiang Zanyu technolody Co., ltd., founding celebration held in hangzhou sunny hotel
√ On 9th May, 2007 "3t/h tubular sulphur trioxide sulphonated device and technical research and development (second)" project passed the provincial approval
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