In 2002, UI Trunking & Metal Work Co., Ltd. certified by AJA Registrars for ISO 9001: 2000 Stardard. Moreover, our company also achieved TIS Standard (Thai Industrial Standard) for Lighting and Conduit. Thus, these certificates are well-guarantee that our company's products were produced under standard and quality control for achieving customer satisfaction.

ISO 9001:2000 Certificate

TIS (มาตรฐานอุตสาหกรรม )
TIS 770-2533	Conduit
TIS 902-2532	Lighting
TIS 903-2532	Lighting