 NANPING, China, June 18, 2021 PRNewswire -- Happiness Biotech Group Limited the Company or Nasdaq: HAPP, an innovative China-based nutraceutical and dietary supplements producer and e-commerce services provider, announced today that the Company launched the beta version of official site of Happy Buy International mainly promoting its cross-border e-commerce SaaS services. The SaaS system of Happy Buy opens ports for suppliers, marketing promoters and consumers respectively to meet the needs of each party at the same time. 