O2 (UK) O2 (UK) Telefónica UK Limited (trading as O2 – stylised as O) is a telecommunications services provider in the United Kingdom, owned by the Spanish multinational Telefónica, and is headquartered in Slough. With 25 million subscribers (as of December 2017), O2 is the second-largest mobile network operator in the United Kingdom after EE, with Vodafone in third place. O2 was formed in 1985 as Cellnet, a 60:40 joint venture between BT Group and Securicor. In 1999, BT Group acquired Securicor's share of Cellnet and the company was later rebranded as BT Cellnet. In June 2000, BT Cellnet launched the world's
Haw Par Corporation Its produces medicated oil, more specially , literally oil that expel headache. Haw Par Corporation Haw Par Corporation Limited is a Singapore-based company involved in healthcare, leisure products, property and investment. It is the company responsible for Tiger Balm branded liniment (ointment). Its brands also included Kwan Loong and it also owns and operates weekend and leisure time destinations such as oceanariums. The Haw Par Group owns two oceanariums: the now defunct Underwater World oceanarium attraction at Sentosa, Singapore, and Underwater World Pattaya in Thailand. The predecessor of Haw Par Corporation, Eng Aun Tong, was founded by Aw Chu Kin,