Daikin Industries, Ltd. has the world’s highest sales in the air conditioning business and the second highest sales in the fluorochemical product business, and boasts an annual (consolidated) revenue of more than 2 trillion yen. It is a global enterprise with bases in 145 countries all over the world, and its share of businesses outside Japan is more than 70% 1. In China, which is regarded as the second biggest air conditioning market in the world, ‘DAIKIN’ has established its position as a high-class brand in air conditioning. Daikin (China) Investment Co., Ltd., which oversees the manufacturing and sales companies inside China, introduced CACHATTO in 2014 as a mobile-access tool for smart devices in group subsidiaries, and employees, mainly local employees, are utilising it in a BYOD environment. We visited the Shanghai Branch and asked about the introduction of CACHATTO and how it is utilized in Daikin.