Piotech Inc.

Chinese maker of thin-film deposition equipment for chip factories

What Piotech does

Piotech designs and builds machines that chip factories use to lay down ultra-thin layers of material on silicon wafers, a key step in making chips. Its equipment is used on production lines for logic chips and memory chips. It also sells hybrid bonding machines, which stack wafers on top of each other to build 3D chips.

How Piotech makes money

It makes money by selling semiconductor equipment to chip manufacturers in China and by providing technical services for that equipment.

Products & services

• PECVD (plasma-enhanced chemical vapor deposition) equipment
• ALD (atomic layer deposition) equipment
• SACVD (sub-atmospheric pressure CVD) equipment
• HDPCVD (high-density plasma CVD) equipment
• Hybrid bonding equipment for wafer-level 3D integration