Xiāofèizhě yào jǐngtì wǎngshàng xiāoshòu de wěiliè chǎnpǐn.
Consumers should watch out for counterfeit and substandard products sold online.
Tips
usage
A set phrase paired in two halves: 伪 (fake / counterfeit) covers trademark fraud, 劣 (inferior) covers quality failures. Chinese consumer-protection law 《产品质量法》 dedicates an entire chapter to 生产、销售伪劣产品罪 — manufacturing or selling fake/shoddy goods.