HQ in Taipei (R&D) Production in Taichung and China Sales Office in Taipei and Singapore Great Chang Chi Enterprise Co., Ltd is leading OEM & ODM manufacture in Taiwan who specializes in precision parts. Base on our manufacturing experiences, we offer our customers the complete OEM solution, including DFM proposal, process concept, fixture design, and packaging. Our Technical Capabilities: 1. Stamping: 4-9mm thickness by normal press instead of fine blanking. Parallelism: 0.03 mm which deletes the grinding , True Position: 0.05 mm , Counter-bore: Stamp coin process instead of secondary process by machining 2. Plastic Injection: Dia. tolerance control 0.003-0.005 mm 3. Turning: Dia. 0.001mm tolerance (by laser micrometer inspection)</p>