CHENGSHUO | PRODUCT DRAWING REVIEW Reference: Flashlight shell Study: https://chengshuoprecision.com/work/products/flashlight-shell-assembly-and-grip-features/ Our component and assembly: [Describe the function and mating interfaces] Please review: 1. Shell drawing, assembly section and internal-component envelope. 2. Selected material grade, treatment and cosmetic surface map. 3. End-interface specifications and any service-access requirements. 4. Sample quantities, production quantities and protective packing criteria. Critical acceptance requirements: 1. Verify the defined internal envelope and critical end-interface dimensions. 2. Inspect grip features and visible surfaces against the agreed appearance reference. 3. Record trial assembly conditions and any fit observations requiring design action. Drawing / revision: [ ] Material / finish: [ ] Sample / production quantities: [ ] Delivery destination / target timing: [ ] Contact: Alen@dgchengshuo.com