About ZL Established in 1995, ZL Group is a group of companies committed to bringing new technology to the Oil and Gas indust ... ry to assist our customers in increasing their production efficiency, in both the EOR and frac markets. Headquartered in China and owned by Canadian investors, ZL Group has manufacturing, blending and lab facilities in China, Oman, the U.S. and Canada. The Company established ZL US in 2019 in Houston to expand the Company’s U.S. presence and bring innovative, friction reduction technology to the U.S. frac market. read more