Final world championship candidates' match betweeen Anatoly Karpov (USSR) and Jan Timman(Holland) in Kuala Lumpur ... 1990 . Jan Timman, of the Netherlands, and Karpov, a former champion from the Soviet Union, are playing for a prize of just over $124,000 and the right to challenge the current champion, Gary Kasparov of the Soviet Union, next fall. The loser's share for the 12-game series will be just over $74,000. The sponsor of the 12-game series is a consortium of the Malaysian Tourist Development Corporation, Petronas, Malaysian Airlines, the Micasa Hotel Apartments, the Ming Court Hotel, Ederan Automobile National (EON) and Syarikat Telecom. The match won by Anatoly Karpov.
1990 - the third match Malaysia-Singapore match again played in Singapore, this time over 26 boards and four rounds, and the score was a flattering 62 1/2-41 1/2 in the Singaporeans' favour.
1990 Ek Leong won the National Championship (Man) and Audrey Wong won the Women Championship
1990 - Women Interzonal was held in Genting and won by Nona Gaprindashvili
1990 On June 24th, 1990, the Malaysian Chess Federation (MCF) arranged a group of top Soviet Grandmasters (14 GM's!), who were en route to the Inter-Zonals in the Philippines to stop over in Malaysia for a 10-player simultaneous match against local player in Shah Alam. The GM's is Tal, Smyslov, Ivanchuk, Salov, Beliavsky, Dalmatov, Vaganian, Sokolov, Khalifman, Yudasin, Lputian, Guravich, Gelfand and Dreev!
1990 Malaysian men and women team participated at the 29th Novi Sad, Yugoslavia Olympiad
Players : 1.Eric Cheah Woon Leng ,2.Ng Ek Leong,3.Mok Tze Meng,4.Mohd Noor Yahya ,5.Ng Ek Teong , 6. Mohd Kamal Abdullah
Placing : 73 / 108
Players : 1.Ong Hwa Liu ,2.Putra-Johns, Geraldine,3.Ibrahim, Eliza Hanum,4.Wahiduddin, Khairunisa
Seeded : . Placing : 49 / 65
1990 Malaysia Chess Federation (MCF) with the cooperation of Majlis Perbandaran Shah Alam organised 1990 East Zonal at Shah Alam/Kuala Lumpur