... manufacture 5, Long working life OEM Plastic Mold Of button With High quality About us (Shenzhen CYS Mould & Plastic Products Co., ... .3. More than 10 experienced engineers provide technical support4. Good Quality, Reasonable Price, One Station Service(from mould design, mould ... also cost more;7, requested mold cavity quantity: the more cavity, the more mold cost8, part layout: pls advise which ...