About usLinyi Xinmailong Building Materials Co., Ltd. is located in feixian County, Linyi City, Shandong Province. The company is committed to the development of wet smelting technology and supporting equipment for non-ferrous metals such as copper. It is one of the first companies in China to invent, produce, and manufacture microbubble neutralization tank copper dissolution devices. The current production of microbubble neutralization tank copper dissolution devices has achieved the goal of high-speed self heating copper dissolution using air as a···