About Us

About us

Shandong Zejiada Environmental Protection Technology Co., Ltd., located in Weifang City, Shandong Province, is a large-scale joint-stock enterprise engaged in chemical technology research and development and chemical production and sales, with import and export self-management rights and management rights. In response to the call of the state to vigorously develop the new energy industry, our company focuses on the production and sales of new green environmental protection materials, mainly engaged in N-methyl pyrrolidone, N-ethyl pyrrolidone, gamma-butyrolactone, 1,4-butanediol and other products, the company introduced the world's most advanced quality testing equipment and analysis instruments, according to the ISO management system. We have established a standardized quality management system, formulated internal control standards for all raw materials and finished products in line with national or industrial standards, and all kinds of products have reached the domestic advanced level of the same industry.


In line with the purpose of satisfying users'needs and creating value for users, the company insists on implementing humanized and face-to-face high-quality sales, providing users with high-quality products and comprehensive technical services at the fastest speed, which is highly praised by users and leads to a win-win road of common development with trading partners. The products are sold in more than 30 provinces and cities, and exported to Korea, Japan, India, Russia, Iran, Bangladesh, Africa, Eastern Europe and other countries.



Why Choose Us?

Relying on years of technological accumulation and channel advantages, the company has always focused on R&D and innovation, relying on high-quality products and services, constantly improving the product industry chain, further consolidating the leading position in the industry, and striving to become a trusted global supplier of NMP, NEP, GBL, BDO and the organic chemicals industry.

Company commitment

To provide high quality NMP, NEP, GBL and BDO products for the whole world.
The world's convenient and efficient logistics is served at the first time.
7*24 hour phone online, all day email response service.
With the reliable and reliable way of payment in international trade, global transactions have no worries.

Market evaluation

product quality
99% Complete (success)
Customer reputation
100% Complete (success)
R & D capability
40% Complete (success)
Market share
12% Complete (success)