Hangzhou Sejoy Electronics & Instruments Co., Ltd.
4th Floor, B2 Building, Feng-Tan-Lu Industrial Zone, West Lake District 310030 Hangzhou, Zhejiang China (Rep.) Phone: +86 571 81957767 Fax: +86 571 81957750 http://www.sejoy.com zhangmz@sejoy.com Manufacturers Company Profile About us Sejoy, a fast growing Hi-Tech electronic company, focus efforts entirely… Read moreHangzhou Sejoy Electronics & Instruments Co., Ltd.