Xiamen Kehao Automation Co., Ltd, located in high-tech technology industrial zone in Xiamen. Paperless recorder:Color paperless recorder, blue paperless recorder, mini paperless recorder, economic paperless recorder, temperature and humidity recorder, data logger, temperature recorder Cooperating with the expert in automation area from Xiamen University, learning from the advanced technology researching concept and management model, supported greatly by Xiamen government, KEHAO are researching the new multi-functional color paperless recorder and electric power analysis meters