Hangzhou Changchuan Technology Co.,Ltd

Chinese maker of chip testing equipment: handlers, testers, probers, inspection tools

What Hangzhou Changchuan does

Changchuan builds the machines that check whether computer chips work before they ship. Its equipment tests chips electrically, moves and sorts them during testing, probes chips while they are still on the wafer, and inspects them optically for defects. Its customers are chip packaging and testing firms, wafer makers and chip designers.

How Hangzhou Changchuan makes money

It makes most of its money selling semiconductor test and inspection equipment to chipmakers and packaging/testing firms. It also earns recurring revenue from spare parts, upgrades, technical support, engineering services and training.

Products & services

• Test handlers (tri-temp, gravity, turret, SLT pick-and-place)
• Testers (mixed signal, power, digital, burn-in)
• Wafer probers (ambient/high-temp and tri-temp)
• AOI defect inspection and metrology equipment
• Bare die test handlers
• After-sales services, spare parts and upgrades