Cheng is very confident about the development of high-tech dogskin plasters with Chinese characteristics, and expects to see results within the next two years. But there are observers who maintain a cautious attitude.
對於開發出具中國特色的高科技狗皮膏藥，鄭建新博士極具信心，他表示今後兩年之內應該就會有成果了；然而也有旁觀者抱持著比較審慎的態度。