On 19 October 2020, Mr Zeng Jianxin, dupty director of Changsha County Agriculture Bureau with his subordinates visited Yanoon BioTech. Mr Zeng Jianxin and his delegation visited kiwifruit and joyfruit orchard in detail, tasted the fruits of series of kiwifruit and joyfruit new varieties, and had in-depth exchanges with Dr Zhongyan Wang. Mr Zeng Jianxin was very optimistic about research work and commercial prospect of Yanoon BioTech, said that he will actively support the development of Yanoon BioTech.