Securities Times e Company Newsmobilelegendscrashing2022Tyenkang (301263) announced on the evening of May 27 that its wholly-owned subsidiary Shandong Huabo Kaisheng Biotechnology Co., Ltd. recently received the "Drug Registration Certificate" issued by the State Food and Drug Administration for Montelukast Sodium Particles. Montelukast Sodium Granules are suitable for the prevention and long-term treatment of asthma in children over 1 year old, including the prevention of asthma symptoms during the day and at night.