9: 00 a.m.-6:00 p.m. According to the investigation of job advertisements, the company's working hours are 9: 00 a.m.-6:00 p.m., including overtime pay, eight-hour working system and accommodation and transportation subsidies. Nantong Sirui Machinery Manufacturing Co., Ltd. was established in 1997, and is committed to the research and development of leather machinery and electrical equipment.