How many restaurants are there in Sinochem Quanzhou Canteen?

4. Sinochem Quanzhou Petrochemical Co., Ltd. has Petrochemical No. 1 Canteen, No. 2 Canteen, Ethylene Temporary Construction Canteen, and Qinglanshan Canteen, which are open to factory workers. Sinochem Quanzhou Canteen has 4 restaurants. Sinochem Quanzhou Petrochemical Co., Ltd. was established on September 26, 2006 with a registered capital of 9.5 billion yuan. It is a wholly-owned subsidiary of Sinochem Group Corporation, a large state-owned backbone enterprise and a Fortune 500 company. Undertake the construction and operation tasks of Sinochem Quanzhou's 12 million tons per year refining project.