| HSIN YI CO., LTD |
| 554 KANCHANAPISEK ROAD (WESTERN-OUTER-RING ROAD) BANGPHAI BANGKHAE BANGKOK 10160 THAILAND |
| Telephone: 662-8041311 662-8041313 |
| Fax: (Export) 662-8041955 (Local Sale) 662-8041966 |
| Email: info@hsinyigems.com |
| Export sale Contact: Mr. Joris |
| HSIN YI CO., LTD. |
| Tel: 86-769-81608881、86-18928948693 |
| Fax:86-769-81608928 |
| Contact:Mr.Hsiao |
| Mobile Phone:15323505653 |
| Email: 591378774@qq.com |
| wechat: hsiaoyi |
| HSIN YI GEMS (HK) CO., LTD. |
| FLAT G, 11/F WINNER BLOCK 36 MAN YUE ST. HUNGHOM KOWLOON HONG KONG |
| Tel:852-27656686 |
| Fax:852-27656199 |
| Local sale contact : Wing Cheng |
| Local Sale Email : wing@hsinyigems.hk |
| Export Sale Email : sales@hsinyigems.hk |
| PO CHUEH CO., LTD. 伯爵珠寶有限公司 |
| 8F-7, 21, CHUNG HSIAO E. RD., SEC. 6 NANGANG DISTRICT, TAIPEI TAIWAN R.O.C. 11575 |
| Tel:886-2-27887918 |
| Fax:886-2-27886516 |
| Local sale contact : Mrs.kao |
| Email: feng2546@gmail.com |