| No. | Name - Address | Certificate No. | Date of Certificate | Valid until |
| 1 |
Sompong Saetern
112 M.4, Sanian, Mueang, Nan 55000 Thailand
Mobile :+6665 492 1052
Certified by Nan Provincial Industry Office
| 760-57/23(NA) |
5 June B.E. 2569(2026)
|
4 June B.E. 2574(2031)
|
| 2 |
Klum Hatthakam Khrueangngoen Khrueangpradap Mo Lamliang
3/1 M.9, Lam Liang, Kra Buri, Ranong 85110 Thailand
Mobile :+6689 034 5977
Certified by Ranong Provincial Industry Office
| 320-4/23(RN) |
17 February B.E. 2569(2026)
|
16 February B.E. 2574(2031)
|
| 3 |
Ban Chok Silverware Handicraft Group
227 M.3, Khwao Sinrin, Khwao Sinrin, Surin 32000 Thailand
Mobile :+6681 526 6017
Certified by Surin Provincial Industry Office
| 1046-60/23(SR) |
23 March B.E. 2569(2026)
|
22 March B.E. 2574(2031)
|
| 4 |
Mrs. Nunghathai Areehathairat
358/1 M.3, Khao Chakan, Khao Chakan, Sa Kaeo 27000 Thailand
Mobile :+6686 727 0457
Certified by Sa Kaeo Provincial Industry Office
| 552-6/23(SO) |
11 February B.E. 2569(2026)
|
10 February B.E. 2574(2031)
|
| 5 |
Mr. Niwat Moolkham
114 M.4, Sila Laeng, Pua, Nan 55120 Thailand
Mobile :+6684 489 7002
Certified by Nan Provincial Industry Office
| 756-55/23(NA) |
5 June B.E. 2569(2026)
|
4 June B.E. 2574(2031)
|
| 6 |
doi silver factory
205 M.1, āļ·nan-thungchang Rd., Sathan, Pua, Nan 55120 Thailand Tel. :+6654 791 650
Certified by Nan Provincial Industry Office
| 758-56/23(NA) |
5 June B.E. 2569(2026)
|
4 June B.E. 2574(2031)
|