How about Zhonglai Photovoltaic Company?

Very reliable company.

Suzhou Zhonglai Photovoltaic New Materials Co., Ltd. is a national high-tech enterprise specializing in the research, development, production and sales of solar cell back film. Founded in March 2008, the company is one of the companies specializing in the research, development, production and sales of solar cell back films in China, one of the earliest enterprises in the industry to realize the industrialized production of coated solar cell back films, and is currently the largest professional back film manufacturing enterprise in the world. The company is committed to becoming a world-class manufacturer and operator of integrated photovoltaic products, with leading technology as the core, innovative talent team as the driving force, focusing on the field of solar photovoltaic, and building a friendly industrial ecological chain operation mode with the linkage development of "photovoltaic auxiliary materials, high-efficiency batteries and photovoltaic applications".

1. Principles of quality, honesty, service spirit, responsibility and respect for others.