Planeación Química Industrial, S.A. de C.V. (Planquin)

Zhangjiajie Jiurui Biotechnology Co., Ltd. is the largest domestic leading enterprise in the deep processing of gallnut series products, restructured from Zhangjiajie Tongyuan Chemical Co., Ltd. Its registered capital is 55 million RMB.

More than 20 years of experience in measuring mercury, everywhere, in any possible media.

The Liebherr family business, established in 1949, has a wide product portfolio of commercial refrigerators and freezers for professional use. This includes laboratory refrigerators and freezers which are specifically designed for use in laboratories