Danyang Hann Optics Co., Ltd.
tuatusi
4th Floor, Fale Xinglong, Zhenxing Road, Yunyang Town, Danyang 212300, Jiangsu, Saina
Ofisa o Singapore
SYNTAGMA PTE LTD
68 Circular Road, #02-01 049422,
SingaporeResitala: 202208830C
Telefoni: +44 7774 333597
imeli:infosyntagma.tr@gmail.com
