YUNTONG Technology Mansion 6F, BAIDI Road 70
+86 (22) 27373072
tourmaline; tourmaline nanometer powder; quartzite; andalusite; powder tourmaline; ion; tourmaline haycite; tourmaline torque; silvery white vermiculite; golden vermiculite; medicinal stone "maifanshi"; infrared; jade powder; metallic magnesium; nano functional ceramics torque;; heavy calcium powder; chared bamboo nanometer powder;