One of the factors that Warren Buffett takes extra notice of is whether a company possesses a business economic moat. In our local space, we look to three Buffett-style companies that share the same favourable trait. Investors Takeaway: 3 Buffett-Style Companies With Wide Economic Moat By RHB China Aviation Oil For investors who are unfamiliar with China Aviation Oil (CAO), the company supplies jet fuel to foreign and domestic airlines flying through Chinese and other international airports. Its state-owned parent is Asia-Pacific’s largest physical jet fuel trader and the sole supplier of imported jet fuel for China’s civil aviation market. This literally puts CAO in the “monopoly status” for the supply of imported jet fuel to China’s aviation industry and is one of the key inves