Main Office:
Dragontech Systems Co, LTD.
Baan Duragon
163, Moo 2
Chet Samian, Photharam
Ratchaburi 70120
Thailand

Phone (eng):
+66 86 1309198
Phone (thai):
+66 89 2288872

Adress:
Dragontech Systems Ltd.
Unit 508, 5/F
Mirror Tower
61 Mody Road
Tsimshatsui East
Kowloon
Hong Kong

Adress:
CELYSS SaS
7 Allée des Ginkgos
69500 Bron
France