vat coloring

例句：

1. 1. The company offers tax-free coloring for its employees.
   该公司为员工提供免税着色服务。
2. 2. Before the tax reform, the company used to offer pre-tax coloring services.
   在税收改革之前，公司曾经提供税前着色服务。
3. 3. The new product is designed with tax-free coloring in mind.
   这款新产品的设计考虑到了免税着色的需求。