Xi'an Toption Instrument Co., Ltd. was founded with the total area of more than 4,000 square meters, located in Science and Technology Industrial Park, Gaoxin District, City. We are an integrated company gathering development, production sales ...

Shandong Longxing Chemical Machinery Group Co., Ltd, which was founded in 1971, is a large chemical machinery group China. It not only one of the fixed units China National Equipment Corporation (CNCE), but also specialized production enterprise for 1, 2, 3 ...