Complex sentence: Telecommunication in Sabah and Sarawak were originally administered by Posts and Telecommunication Department until 1967, and maintained by the British Cable & Wireless Communications before all telecommunications management in the state been takeover by Peninsular based company.
Split into simpler sentences: Telecommunication in Sabah and Sarawak were originally administered by Posts and Telecommunication Department until 1967. All telecommunications in Sabah are originally maintained by the British Cable & Wireless Communications before the management of telecommunication in the state been takeover by Peninsular based company.