🍉 Cup industry belt distribution
⭕ Stainless steel cup: Yongkang (cost-effective) / Chaozhou (high-end)
⭕ Glass cup: Bengbu (sodium calcium glass) / Hejian (high borosilicate)
⭕ Plastic cup: Huangyan (food grade PP) / Dongguan (PLA degradable)

🍉 Core factory inspection indicators
1. Qualification double certificate: QS production license + ISO9001
2. Capacity verification: mold inventory ≥ 100 sets + daily production capacity ≥ 50,000
3. Three quality inspection axes: environmental protection of raw materials + SGS spot check standards

🍉 Risk control
⭕ Quotation: mark product details/mold fee
⭕ Delivery: Delay penalty 0.3% contract amount/day + third-party QC on-site
⭕ Logistics: East China via Ningbo Port / South China Yantian Port