The supply side of the herbal medicine market is highly fragmented with thousands of small and
smallest local companies manufacturing herbal oils and balms. Those companies are usually family
firms using traditional product recipes known within their families for decades. But market leader
position of and the consumers’ trust in Siang Pure Oil had an adverse effect: more and more competitors,
partly coming from China, are using packaging similar to the red and white boxes of Bertram
Chemical (see figures 7a, 7b and 8). Although bylaws on trade mark and trade dress exit in Thailand
and other Asian countries, an active prosecution by public authorities is limited or not of interest.