Petaling Jaya, commonly called "PJ" is a city in Petaling District, in the state of Selangor, Malaysia. Originally developed as a satellite township for Kuala Lumpur, the capital of Malaysia, it is part of the Greater Kuala Lumpur area. Petaling Jaya is a city in Malaysia that's growing very fast and becoming more and more famous. It's still the best place to live: the house some of the best learning institutions, easy access to high end areas, with great food shops and much quieter than many other Malaysian major cities. The city is well-known for its friendly locals and vibrant nightlife, and the crime rate is relatively low.