Sino Age Development Techtrade, Ltd.
P.O. Box 82 No.30 Bai Shi Qiao Road Haidian
Beijing China 100081
Phone: (010)6897 5448
Fax: (010)6863 0568
SADT is a manufacturer/supplier of quality assurance instruments
in materials testing and NDT fields. Our main product range covers
handheld metal hardness tester, bench hardness tester, micro
hardness tester, portable surface roughness tester, portable
metallurgical microscope, ultrasonic thickness gauge and other
measuring equipment.

All products supplied by SADT are in high quality and at
competetive low price to meet your wide various applications and
save money.