L-OPTIMA ELEMENT TECH located in the innovation park of Chongqing High Tech Zone, China（Chongqing) Pilot Free Trade Zone, its products cover pharmaceutical and chemical industry, fine chemicals, intermediates, optical materials, non-ferrous metal materials, etc. In addition to domestic sales, it is also exported to Europe, America, Southeast Asia and other countries and regions. All kinds of products are widely used in the market and have broad development prospects. With the mission of promoting the localization of new materials, the company is committed to providing customers with new material system solutions, meeting customers\\\\\\\' high-value needs for products and services, and becoming customers\\\\\\\' reliable business partners. Web：www.loptima.com E-mail: [email protected] [email protected] Tel / Wechat:（+86）178-9862-6260 Add: No.5, Huoju Avenue, Jiulong High Tech Park (China Chongqing Pilot Free Trade Zone, Erlang area), CQ 400080 China