... contact material such as silver, gold, platinum and copper, as well as silver-cadmium oxide materials and other alloys.Various contact ... and more... Dongguan LML Metal products Ltd. is a trading company belonging to LML Metal Products Ltd, we engaged in Metal ... customers around the world. I. Why did we establish a trading company in Tangxia? 1. Tangxia Town located in world manufacturing baseDongguan ...