China has a long history of foreign trade. As early as the pre-Qin period, the ancient Chinese shipped silk and other goods abroad; in the 2nd century BC, the Land and Maritime Silk Roads developed during the reign of Emperor Wudi of the Western Han Dynasty connected China with the rest of the world.Trade relations between China and other regions in the world have been developing gradually and continuously. Trade has contributed to the deepening economic and cultural exchanges betw...

Algae are sunlight-driven cell factories, and can efficiently absorb CO2 and convert light energy to chemical energy such as lipid, starch and other carbohydrates and release O2. Algal feedstock is a promising resource for bioproduct production, given its high photosynthetic efficiency for producing biomass compared to conventional crops. Microalgae can be used for flue-gas and wastewater bioremediation. This book highlights recent breakthroughs in the multidisciplinary areas of algal biot...

This book, drawing from internationally renowned scales like Bayley and Gesell, develops a child developmental assessment scale based on research data from Chinese children. It stands as a meticulous creation of the Capital Institute of Pediatrics, a national-level institution for children’s development research in China. The scale demonstrates good reliability and validity, meeting psychometric standards in various statistical aspects. In the revised scale, developmental quotients are cla...