Hong Kong and Kuala Lumpur are in the same time zone. Both cities use UTC+8. When it's noon in Hong Kong, it's also noon in Kuala Lumpur.
Neither city observes daylight saving time.
Any time works! Since both cities are in the same time zone, scheduling is never an issue.
Hong Kong and Kuala Lumpur are major Asian financial centers. Direct flights connect these cities in about 4 hours.