Answer: have a global vision.
Explanation: A global business vision means that the business while making its policies and objectives, considers aspects of all the customer countries.
In the given case, Yuncen foods have majority of its revenue from foreign countries that means the company has an objective to capture international market.
Also, the company has altered its products as per the needs of different consumers , thus company has planned and implemented carefully its operations in the market.
Hence , we can conclude that Yuncen foods has Global vision.