BEIJING物联网软件开发价格, Aug. 8 (Xinhua) -- The number of intellectual property (IP) protection centers under construction and in operation in China has reached 73, according to data released by the country's top IP regulator on Thursday. These protection

BEIJINGerp，oa系统开发, July 22 (Xinhua) -- Chinese authorities have pledged to strengthen the protection of cultural heritage from disasters caused by floods and enhance disaster mitigation and relief work. According to an official circular, the disaste