Legal analysis: retail jewelry and jadeite are not subject to consumption tax, while production is subject to value-added tax at the rate of10%; However, gold and silver and gold-based and silver-based alloy jewelry, as well as gold and silver and gold-based and silver-based alloy inlaid jewelry, including diamonds and diamond jewelry, are subject to consumption tax at the retail level, and the tax rate is 5%.

Legal basis: Provisional Regulations of People's Republic of China (PRC) on Consumption Tax.

Article 2 The items and tax rates of consumption tax shall be implemented in accordance with the Table of Items and Tax Rates of Consumption Tax attached to these Regulations.

The adjustment of consumption tax items and tax rates shall be decided by the State Council.

Article 3 Taxpayers operating consumer goods subject to consumption tax at different rates (hereinafter referred to as taxable consumer goods) shall separately account for the sales volume and quantity of taxable consumer goods at different rates; If the sales volume and quantity are not accounted separately, or taxable consumer goods with different tax rates are sold as complete sets of consumer goods, the higher tax rate shall apply.