Tonercolor S.L.

Our company is one of top-ranking pigment manufacturers in China which mainly manufacture pigment and dyestuff, more than 100 items. Our products are exported to all over the world. The quality of many products had attained International Standards wi

Beijing Century Senlang Experimental Instrument Co., Ltd., located in the Shangdi Information Industry Base in Beijing, China, is a design and manufacturing enterprise specializing in experimental reactor instruments and equipment. Exquisite in heart