Shenzhen Information Service Industry Blockchain Association Education and Training Center. Baidu map shows that the blockchain operator Shenzhen was trained in the Education and Training Center of Shenzhen Information Service Industry Blockchain Association. Shenzhen, referred to as Pengcheng for short, is a sub-provincial city, a city under separate state planning, a megacity in Guangdong Province, a China Special Economic Zone approved by the State Council, a national economic center city and an international city.