Obligatory accreditation system for IT security products. MetaFilter.com. 22 September 2008 [2017-11-24]. （原始内容存档于2017-12-03）. will introduce rules requiring foreign firms to disclose secret information about digital household appliances and other products from May next year, the Yomiuri Shimbun said, citing unnamed sources. If a company refuses to disclose information, China would ban it from exporting the product to the Chinese market or producing or selling it in China, the paper said.