Storyline: Chinese-made robotic vacuums sweep overseas markets [Voice_over] Chinese manufacturers of smart cleaning appliances are ramping up production as overseas buyers start stocking up for the year-end shopping season. At this robotic vacuum cleaner factory in east China's Suzhou City, one of the logistics managers says they've been operating at full capacity basically all year. [Sound_bite] Zhao Junhui, head of International Logistics Department, robotic vacuum company: "We are extremely busy in August, because starting from October, there will be many e-commerce shopping festivals overseas, such as the Christmas promotions. So, we need to replenish their stock in advance." [Voice_over] Another robotic vacuum maker in Suzhou says sales to clients in Europe have doubled this year with new orders scheduled until 2026. To stay on track, they've upgraded some of their machinery to improve production efficiency. [Sound_bite] Meng Jia, director, robotic vacuum division, robotic vacuum factory: "This year, we have introduced many intelligent manufacturing equipment, which helps slash the average production cycle from 40 days down to just 30 days." [Voice_over] Data from the China Chamber of Commerce for the Import and Export of Machinery and Electronic Products shows that in the first six months of the year the cumulative export value of Chinese white goods was about 68 billion U.S. dollars, a roughly 6 percent increase, year on year. [Restrictions : No access Chinese mainland]