Silver grey granite quarry in China.

Grey granite resource has abundant reserves in China. There are much more granite quarries across China from south to north and east to west. However, the stone industry of quarry and factory have been damaging the surrounding environment near the quarries, the governments of different levels have been strictly controlling the environmental protection of stone industry since 2017, which has caused many unsatisfactory quarries were closed off. The remaining quarries must invest money to buy environmental protection equipment.

Therefore, the price of granite has grown rapidly since the second half of 2017, and some varieties of granite have disappeared due to the closure of the quarries. The silver gray granite quarry has also been severely rectified. The current output is basically balanced meeting the request of the Chinese market and international requirement. Therefore, the current cost and selling prices are in a dynamic balance after the price has risen in the last round.