Ma Pak Leung (馬百良) is a renowned, historic Chinese medicine brand established around 1820-1822, famous for products like Wood Lock Massage Oil, On Kung Pills, and Chut Lee Powder. The brand offers over 180 types of TCM products, focusing on pain relief, injury recovery, and, in partnership with HKBU Foundation, innovative neuro-medicine. 
 
Key Product Offerings:
Ma Pak Leung Massage Oil / Wood Lock Oil (50ml): A popular remedy for muscle pain, arthritis, sciatica, and injuries, designed to improve circulation and reduce inflammation.
On Kung Pills: Used for treating "heat-evil" fever and phlegm heat.
Other Products: Lingzhi Immune Boost Capsules, Muscovado Sugar Ginger Syrup, and various pediatric powders. 
 
Safety and Usage:
Massage Oil: For external use only; apply to affected areas.
Pills/Internal Products: Often contain potent herbs; not suitable for pregnant women or those with low blood pressure. 
 
The brand is considered a leader in traditional medicine with a modern, research-driven approach.