Lang Son Statistical Yearbook 2017 includes some key socio-economic indicators of the whole country to provide more reference materials to serve the research needs of organizations and individuals. Besides the data tables and explanatory of terminology, content and methodology of some statistical indicators, there is overview on socio-economic situation in province and in some main sectors and fields in 2017. Main contents: I. Overview on socio-economic situation in Lang Son city in 2017. II. Administrative unit, land and climate. III. Population and employment. IV. National accounts, state budget and insurance. V. Investment and Construction. VI. Enterprise, cooperative and individual business establishment. VII. Agriculture, forestry and fishing. VIII. Industry. IX. Trade and tourism. X. Price index. XI. Transport, postal services and telecommunication. XII. Education, training and science, technology. XIII. Health, sport, living standards, social order, safety and environment.