Tianjin Lisheng Chemical Co., Ltd. is transformed from Tianjin Lisheng Chemical Factory and is affiliated to Tianjin Bohai Fine Chemical Co., Ltd. and is a wholly-owned state-owned enterprise that produces thioester antioxidants, phenolic antioxidants and phosphites. A professional additive manufacturer mainly used as antioxidants.

Tianjin Lisheng Chemical Factory was founded in 1958. It is one of the development, production and research units of my country's ethylene engineering supporting plastic additives designated by the former Ministry of Chemical Industry. It is a pioneer and pioneer of antioxidants and light stabilizers in China. In the 60 years of development, we have gone through a tortuous and glorious historical development process. Tianjin Lisheng Chemical Co., Ltd. is a supporter and organizer of antioxidants, plastic additives and information centers in my country; it is the main manufacturer of antioxidants and light stabilizers, and enjoys a high reputation in the international industry; it is a national anti-oxidants The leader of the Oxygen Industry Collaboration Group; is an advocate and main drafting unit for the construction of antioxidant industry standards in my country; a member of the "three doses" collaboration between Sinopec and PetroChina. The company passed the ISO 9001 quality assurance system certification in 1997, and in 2013, it passed the ISO 14001 environmental management system certification and the ISO 18001 occupational health and safety management system certification.

Tianjin Lisheng Chemical Co., Ltd. currently has 130 employees, including 40 bachelor's degree, 32 junior college degree, 8 intermediate professional titles, and 4 senior professional titles. The company has strong technical strength and stable scientific researchers, and is responsible for the improvement of new product development and production processes and equipment. Enterprises have always maintained technical cooperation relationships with domestic universities and research institutions.

The main products include thioester antioxidants: DLTDP, DSTDP, DMTDP, DTDTP, 6000t/year; phenolic antioxidants: CA, BBM, 3000t/year; phosphite antioxidants 168, 626, 1010, 1076, 1098, 2000t/year; thiodipropionic acid 3000t/year; UV absorbers UV-326, UV-327, UV-329, UV-531, UV-P production capacity is 100t/year, AOE emulsion 3000t/year In 2018, various special composite antioxidants were 1500t/year. The main users of the products are large petrochemical enterprises and various types of plastic processing industries. 50% of them are exported to the United Kingdom, Germany, Italy, South Korea, Japan and India.

In October 2010, Tianjin Lisheng Chemical Co., Ltd. had moved into a new factory area located in Tianjin Dagang Petrochemical Industrial Park. The new Tianjin Lisheng Chemical Co., Ltd. has a total investment of RMB 180 million, covers an area of ​​70 mu, and a registered capital of RMB 122.54 million. The new stainless steel complete set of equipment, reliable automated monitoring systems, complete environmental protection treatment devices, etc. have been put into use. The establishment of the auxiliary application technology center building and its application technology equipment provides a reliable guarantee for the company's product development and application.