Sony Ericsson is involved in the production and development of mobile phones, networking products and accessories, digital music players, cameras, personal computer cards and M2M solutions. It is Japan based multinational company, which is located in Minato, Tokyo, Japan. Sony Ericsson was established by the joint venture between Sony and Ericsson in October 1, 2001. Sony Ericsson is a part of Sony Corporation. The company provides research and development facilities in Japan, India, Sweden, China and United States. Sony Ericsson is the third biggest producer of smartphone in the World. The company wide range of mobile phone series include T715, C901 GreenHeart, J105 Naite, Satio (Idou), Aino, Yari, S312, W205, T707, W995, C903, C901, W395, peria Arc S, Xperia neo V, Live with Walkman, Xperia ray, Xperia active, Mix Walkman, txt pro, Xperia mini, Xperia mini pro, WT18i, W8, Xperia PLAY, Xperia pro, Xperia Neo, Xperia Arc, Xperia PLAY CDMA, A8i, Xperia X8, Cedar, Yendo, BRAVIA S004, Zylo, Spiro, Xperia X10 mini pro, Vivaz pro, Aspen, Xperia Pureness etc. Sony Ericsson has an authorised service center, which is situated in Semarang Jawa Tengah, Semarang, Indonesia. You can contact them via email, website, contact number (phone number) and postal cum official address.