... 1999,as joint venture of China Zengcheng Liyun Co., Ltd and Korea CNC Tech Ltd , total investment 40 million RMB, and all ... objective.Guangzhou WTA Gasket and Seal Co.,LTD with Guangzhou Xiuyi Engineering Machinery Sealing Co.,ltd are subsidiary Marketing Companies from Guangzhou ... Parts-Making. However, Guangzhou WTA Gasket and Seal Co.,LTD which is Specialized in overhaul full set, cylinder head ...