Ching Sum MFG. (Dongguan) Ltd. was originally founded in 1981 as Ching Sum Mould Factory. Through years of development, we have taken CAD-CAM as assistant system, and brought craftwork to a new generation. In 1993, we were relocated from Hong Kong to Dongguan, and has renamed as Ching Sum Mould (Dongguan) Co., Ltd. with an area of 60,000 square meters. We have also accredited to ISO9001 in year 2003. With young, powerful and professional teams together with more than 100 imported molding, ...