managing director e-mail:office@ztinstall.com
add: no.69-71 wenzhou road hangzhou (mansion commerce 1-706 2-701)
tel：0571-28807686
fax：0571-28807688
p.t：310015
foreign investment projects department
phone：+86 (21) 6353 3252
e-mail: zhongtian.project@gmail.com
contacts: mr. david chan ( davidchan.project@gmail.com)
ms. candy shi (candyshi.project@gmail.com)