We must readjust the product mix on a regular basis, improve marketing and after-sale services, reduce production cost and upgrade quality, so as to become stronger competitors in the market.
We must readjust the product mix on a regular basis, improve marketing and after-sale services, reduce production cost and upgrade quality, so as to become stronger competitors in the market.
要不断调整产品结构，加强市场营销，改善售后服务，降低成本，提高质量，增强竞争能力。