Samsung has revealed that it will partner with China's UnionPay bank on bringing its biometrics-backed mobile payment to the country next year.Depending on the launch date, China could become the third or fourth country to have Samsung Pay – it was launched in South Korea and the US in August.”The collaboration with China UnionPay, coupled with the support from major UnionPay partner banks in China, will bring this secure and easy-to-use mobile payment solution to more Samsung mobile users,” Injong Rhee, Executive Vice President at Samsung Electronics, said.Currently the payment service is compatible with the Samsung Galaxy S6, Galaxy S6 Edge, Galaxy S6 Edge+, Galaxy Note 5 and Gear 2Asia is emerging as a key future battleground for the payment services. During the second quarter of 2015, some 2.28 billion mobile transactions were conducted in China, according to the People's Bank of China. A rise of 41% from the prior year.Apple Pay has made China an important target – it reached a deal with the four major Chinese banks and is planning on launching Apple Pay support by February 2016. But unlike Apple Pay and Android Pay, Samsung is also able to work using both NFC and MST (magnetic secure transmission) to conduct payments at point-of-sale terminals, where the former systems only use NFC.