Japanese imaging technology giant Canon has shut down one of its major printer production facilities in mainland China, underscoring the growing clout of domestic brands in the country's printing market. A visit on Thursday by the Post to Canon Zhongshan Business Machines, in Zhongshan city in the southern Guangdong province, revealed little activity. The car park was nearly empty, while a dozen employees strolled outside the office building. A worker said production had halted late last month, with rema ...