Dongguan YA-YI Electronic Material Co., Ltd.Contact: Mr. XiaMob: 0086-18819114006Tel: 0086-769-82183250Fax: 0086-769-83369235 Website: yohdms.cnEmail: dgyayi@163.com Address: Yuhui Industrial Park, Huangjingkeng Industrial Zone, Huangjiang Town, Dongguan City, Guangdong Province, China.