Hangzhou ELK Refrigerant High-Tech Co.,LTD    Address:    Langkou Industrial Park, TaiHuYuan    Town,    Lin'An    ,Hangzhou ,China    Tel:0571-63791008    Fax:0571-63793678    Code:311306    sales department address:5F,NO.137 Dahu Road Lin'an City    Tel:0086-0571-23617599    Fax:0086-0571-63806039    Sales department: sales1@hzelk.com  sales2@hzelk.com  sales3@hzelk.com    product department: sales4@hzelk.com    Office: sales5@hzelk.com