Sanking Plastic Co.,Ltd foundations in Taiwan in 1976, profession produce the plastic valve door of the UPVC, CPVC, ABS, PP etc. and kit tube piece, The product matches DIN, C NS, JIS, ANSI etc. nation standard, and have already obtained the ISO9002 quality attestation and NSF the United States to living to drink Association etc. attestation, product 60% sells toward regions, such as Europe and America and Southeast Asia, ect.