The Company

For over a decade since Ding Cheng was founded in 2007, we have continuously progressed in becoming a trustworthy partner for foundries and research institutes in the global semiconductor industry. With our focus in wet process field, we offer total solutions from spare parts to turnkey, for both single wafer and wet station tools. By working with our customers and understanding their need, we’ve successfully developed several patented add on systems that can be applied on various tools for yield improvement or throughput enhancement.

Our core value has always been “Innovation” and “Quality” therefore we will continue to maintain close relationships with our customers and partners as we develop products and systems that help chipmakers produce better products for our society.

Our Team

Ding Cheng is a team of motivated engineers with solid experience from process and equipment manufacturing background. In Ding Cheng each of our senior engineer is a specialist in his or her field. To ensure quality, engineers that join us needs to pass a series of training and assessments before they can participate in our customers project. For this purpose, we have our own equipment just for the purpose of staff training.

With our customers recognition, we strive to create an environment where smart, motivated and creative people succeed.


History Case

SEZ203 Turnkey 
SEZ203 Turnkey 
USHIO UV Turnkey 
SEZ 323 Turnkey 
KAIJO Wet Bench S/W Develop 
KAIJO WPH improve 
DNS Wet Bench S/W Develop 
DNS WS 820L 
SEZ4200 TMAH Retrofit 
SEZ203 Autofill function 
SEZ203 Retrofit , open cassette retrofit to SMIF type 
SEZ 323 Process Transfer Retrofit 
UV Curing tool add RTM system 
SEZ 323 refurbish for ST250 
SEZ 203 8”TO 6” Retrofit 
SEZ 4200 Recovery 
SEZ 323 Suckback system 
SEZ 203/223 FDC system 
SEZ223 Retrofit for DSP process 
SEZ DV34 S/W upgrade 
SEZ4300 Autofill function 
DNS FC3100 Computer upgrade 
DNS CARO’s Wet Bench O/H 
SEZ 203 O/H 
SEZ 4200 O/H 
SUGAI Dryer Replace 
KAIJO Software/Hardware retrofit 
SEZ223 Autofill function 2MED 
SEZ 4300 Robot upgrade 
SEZ323 DUMET5 CDS2 H/W&S/W modify(ST250分流) 
SEZ323 retrofit Prstrip for Clean improvement for FPRWS3
SEZ_203 CDS tank3 Recover 
SEZ 4200 O/H&Retrofit 
SEZ 4200 Software Rebuilt&Recover 
SEZ4200 PC Upgrade 
SEZ323 Dispensor Angle Detect System 
SEZ4200  Relocate 
SEZ203 Relocate 
USHIO UV Relocate 
SEZ 304 Relocate 
SEZ 323 Relocate 
SEZ 305 Relocate 
SEZ DVP Relocate 
SEZ DV34 Relocate 
SEZ4300 Relocate 
DNS 820C Relocate 
DNS FC3100 Relocate 
Wet bench
DNS WS820 
DNS WS 820L 
8” SES (ongoing) 
12” FC3100 Relocation 
12” FC3100 Relocation