Methyl salicylate and menthol are used for topical analgesic. It works by giving cool and warm sensation to the skin. Methyl salicylate mixed with menthol is counter irritants, meaning that the medicine could distract the feeling of the pain from inside the muscle to the sensation on the skin. 
According to some double blind studies, methyl salicylate and menthol can ease the minor pain of skeletal muscle. 
Gan Geok Eng Hoe Hin Antipain Cream is long favored by athletes and the elderly because it causes dilation in the blood vessels that carry blood to the joints, increasing blood flow and reducing pain. The more blood would reach an injured area. 
It will be comfortable before exercise or after taking a shower because Gan Geok Eng Hoe Hin Antipain Cream can ease muscle pulls and strains.

Each gram contains:
Methyl salicylate ………………………300mg
Menthol …………………………………80mg

Relieves sore and fatigued muscles.