Tokyo, June 1 -- Tomoe Shokai is an old established Japanese gas trading company. Tomoe Shokai trades various gas domestically and oversea. It includes high pressure gas, medical treatment gas, special chemical gas and so on.

Executive officer of Tomoe Shokai Masahiro Harada defines its job "Invisible infrastructure of society".

"Tomoe Shokai treats various kind of gas= for medical treatment, for general industry., for electronics, for vehicle, special chemical gas. Domestically supply chain is enough to provide various gas which is required from customers. Oversea bases are 14 places in 10 countries. "

"In 1989 Tomoe Shokai developed to Thailand. It aims to supply sterilised gas to customers. It expanded to the customer of vehicle. Wh...