Check with HowNet, you can check the papers in Wentianxia. Specifically, it includes the following databases: online publishing database of academic journals in China, full-text database of doctoral dissertations in China, full-text database of excellent master's dissertations in China, full-text database of important conference papers in China, full-text database of important newspapers and periodicals in China, full-text database of patents in China and English data of Internet resources.