![]() Sierra Electrotek Sierra Electrotek is a company that specializes in the fabrication of printed circuit boards (PCBs). | ![]() Siltronic Siltronic is a company that manufactures hyperpure silicon wafers for the semiconductor industry. | ![]() Huada Semiconductor Huada Semiconductor (HDSC, 华大半导体有限公司) is a company that designs and manufactures semiconductor products. | |
Founding Date | Founding Date 1968 | Founding Date 1968 | Founding Date 2014 |
Type | Type Subsidiary | Type Public | Type Subsidiary |
Tags | |||
Locations | Locations Oak Creek, US HQ | Locations Shanghai, CN HQ Beijing, CN Chengdu, CN Shanghai, CN Shanghai, CN | |
Employees | Employees 90 | Employees 3,82515% decrease | Employees 7,000 |
Operating ⚠ | |||
Certifications | Certifications 10 (Jul, 2023) | Certifications N/A | Certifications 7 (Jan, 2024) |

Siltronic is a company that manufactures hyperpure silicon wafers for the semiconductor industry.
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Huada Semiconductor (HDSC, 华大半导体有限公司) is a company that designs and manufactures semiconductor products.
View company