A few law-violating businessmen promote poor-quality products by means of dishonesty into the market as high-quality products to cheat customers.In addition,they turn their backs to those elderly customers who find problems with the products.
你的第一句中的英语问题尚属于“生涩”,但第二句中的错误就是典型的“中式英语”,完全没有考虑英语文法和句法.