Can't be free. It can be used after recharging.
Guangzhou LeSchoolTone Information Technology Company Limited is a wholly owned subsidiary of Guangzhou Zhongka Intelligent Technology Company Limited.
The predecessor of Guangzhou Zhongka Intelligent Technology Co., Ltd. is Shenzhen Hao Nianhua Intelligent Technology Development Co.
In 2008, the company was headquartered in Guangzhou and registered Guangzhou Zhongka Intelligent Technology Co. The company has developed from a factory designing and manufacturing pure water equipment and coin-operated automatic water dispensers to a high-tech enterprise specializing in campus card project and IC card intelligent water meter water control products, integrating scientific research, production and sales.
The company's main products are "campus card" system and a series of products, "enterprise card" system and a series of products. The main products of "Campus Card" are IC card intelligent equipment covering students' daily life, such as meal selling, water boiling, bathing, drinking water, vending, TV, internet cafe, attendance, book borrowing, electricity meter, etc. The company also provides a series of products of "Campus Card" system and a series of products of "Enterprise Card" system and a series of products.
Enterprise card" products include: enterprise card system platform, personnel management system, water-saving and energy-saving control system, attendance system, patrol system, IC card telephone system, etc., which are very popular in the market.
Customers are Peking University, the Great Hall of the People, Tianjin University of Finance and Economics, Dalian University of Technology, Liaoning Normal University, Sun Yat-sen University, Guangdong University of Technology, Guangzhou University, Guangxi Institute of Education, Ji'nan Business School, Hunan Jishou University, Zhongnan College of Ethnic Studies, Changsha Civil Affairs College, Jiangxi University of Science and Technology, etc., more than 500 colleges and universities and primary and secondary schools.