Zhejiang Hymater New Materials Co., Ltd, a high-tech company, focuses on all kinds of special separation membranes, from experiment to application. Our major business includes: different scale molecular sieve membranes, pervaporation separation membr...

Ningxia Huayi Chemical Material Technology Co.,Ltd. is a chemical manufacturing enterprise integrating R & D, production, sales, service and integration. The person in charge of the company has been engaged in this industry for many years, has ...