Danyang Hann Optics Co., Ltd.
Address
4th Floor, Xinglong Building, Zhenxing Road, Yunyang Town, Danyang 212300, Jiangsu, China
Tanggapan ng Singapore
SYNTAGMA PTE LTD
68 Circular Road, #02-01 049422,
SingaporePagpapatala: 202208830C
Tel: +44 7774 333597
Email:infosyntagma.tr@gmail.com