质量标准:卖方提供的产品样板，经买方确认后，双方签字封板，凭封板对照交

质量标准:卖方提供的产品样板，经买方确认后，双方签字封板，凭封板对照交收大货。

ผลลัพธ์ (อังกฤษ) 1:

Quality standards: the seller of a product sample, after confirmation by the buyer is signed by both parties, with cover plate control settlement goods.

ผลลัพธ์ (อังกฤษ) 2:

Quality standards: the seller of a product model, after the buyer confirmed, the two sides signed seal plate, seal plate control settlement with the goods.

ผลลัพธ์ (อังกฤษ) 3:

Quality standard: the product model provided by the seller, after the buyer's confirmation, the two sides signed a seal plate, with the sealing plate control delivery.