1. Applied Chemistry Key Lab of Hebei Province, Department of Bioengineering, Yanshan University, Qinhuangdao 066004, PR China
2. State Key Laboratory of Metastable Materials Science & Technology, Yanshan University, Qinhuangdao 066004, PR China
3. Asparagus Industry Technology Research Institute of Hebei Province, Qinhuangdao 066004, PR China