Since its formation in 2004, we are always engaged in R&D, manufacturing and sales for macromolecule functional film materials, such as PC, PMMA and other composite materials, etc. Through continuous investments and efforts on R&D, it has forged its core competitiveness based on iterative innovations.

Longhua R&D platform is approved as Optical Polarizer Film Material Engineering & Technology Research Center, Sichuan Enterprise Technology Center, Optical Polarizer Film Material Engineering Laboratory of Mianyang, and Mianyang Academician (Experts) Work Station. Connecting in the chain of upstream base materials and end users applications, Longhua has built up its comprehensive strength through independent R&D over years for high performance film, in fields like raw material modifying, product developing, equipment upgrading, etc. We can offer customized solution package, ranging from raw material modifying, product developing, manufacturing & processing, and so on, to meet our client’s requirements in a quick manner.

So far, Longhua has obtained 31 patents, 10 invention patents, 19 utility model patents, as well 2 United States Patents. More than that, it has participated in formulation of National Standard Polycarbonate Film & Sheets（GB/T 35450-2017）.