CYS Engineering & Trading ("CYS") is founded by Richard Chia Yew Seng on 15 Aug 1991. Currently, we are located at 4010 Ang Mo Kio Ave 10, TechPlace1 #02-12 Singapore 569626.

We specialize in prototype using CNC, Silicon Moulding and Industrial Mock up. We also provide other support services such as SLA/SLS support and sand blasting.

CYS is a Approved Vendor of MNC such as Venture Corporation Ltd, Flextronics Design Asia Pte Ltd, Sinetic Engineering Pte Ltd, Stelop Pte Ltd and Motorola Electronic Pte Ltd. We had expertise in plastic prototype of electronic products such as printer, scanner, LCD, mobile phone, PDA, camera and car stereo systems.

Presently with 4 programmers and 4 machinists along with 5 CNC machine, 7 conventional milling, 2 lathe, 1 silicon casting machine and 2 sandblasting machine to provide the best service needed.

In addition, CYS provides a Niche service of Modification of prototype parts (Plastic & Metal) for product improvement which other prototype vendor do not provide.