Liu Wah Cheong Co.,Ltd.founded Plato Chemical Co.,Ltd.in the year 1995,with an office in Hong Kong and its manufacturing plant in China.With over 30 years experience in PVC manufacturing,Plato Chemical continues to boast on a long tradition and unique know how.Initially starting out as the manufacturer of PVC compound has extened its focus on the research and development of a wide range of semi-manufactured plastic materials and products.