American Certification|SIT Testing Lab

SITis a professional agency exerting effort in helping Chinese enterprises to obtain domestic and international authentication and certifications.
SIT as UL most important partners in Asia,has established relations of cooperation with UL over decades.We can help your products obtain UL approval much quicker and easier.

UL Marks

LISTED Mark

Classified Mark

Recognize Mark

UL's Perferred Partner Lab for Lighting Industry in Asia
UL's CAP-EA (TPTDP) lab for Lighting Products in Great China

UL Preferred Partner Program in the highest grade that UL qualify their cooperation organization. At present, only 4 labs have been approved to participate in UL preferred Partner Program for Lighting Industry around the world, Standard-Tech is the first one in Asia. PPP is a higher level than CAP-EA (TPTDP) Program.

SIT’s engineers have passed UL’s examination and accredited by UL, they can complete construction inspection, conduct tests and prepare report for lighting product in our lab directly. UL review the test data and report from Standard-Tech, and release the product certification and authorization.

SIT can complete the tests within 2 weeks, greatly shorten the lead time and raise the UL certification service’s efficiency and convenience.

UL's Perferred Partner Lab for Household and Commercial Furnishings (UL962)

SIT is the Preferred Partner lab (PPP) recognized to test UL 962 for household and commercial furnishings in China. Chinese manufacturers can certify household and commercial furniture and furnishings, including commercial displays, decorative furnishings, and motorized and powered furniture, at SIT’s facility lab in Guangzhou.
PPP is the highest level of UL data accpetance program, under the program, SIT is capable to conduct engineering evaluations and UL testing (without witness), and prepare test report, UL accept our test data and review the report for UL Mark certification.

UL recognized WTDP lab for UL817 and UL498, the first in South China
SIT established owned test laboratory for UL safety standard UL817, has recognized as UL WTDP(witness test data acceptance program) lab first in south China. We auothorized to conscut UL test in our local lab directly, UL will issue test report and release UL approval after reviewing Standard-Tech's test data.

UL recognized Third Party Testing lab for UL61058 switch products, the first in South China

SIT is the first third party testing lab of Switch product which authorized by UL in south China. The UL test for Switches can be conducted in our guangzhou lab directly, UL will issue test report and release UL approval after reviewing SIT's test data.

SIT has ability to test for UL1054 and UL61058, pre-test and formal test will be conducted in our lab directly. SIT provide green channel for the switch certification, ensure the time of completion,improve the success rate for UL certification.


Service advantages
⇒ Fast completion leadtime for UL project test within two weeks,greatly shorten the lead time and raise the UL certification service’s efficiency and convenience ⇒ Most Widely recognized standards and scope for lighting products,performance in the first place around global ⇒ Ability conduct UL test on owned lab directly, no wait and flexible test schedule ⇒ Capable test both under North America program and European directive