Shenzhen city's macrin technology co. Ltd. Is a type ii medical equipment enterprise that combines research and development, production, design and sale. Production of one-time medical sterile swabs and sample preservation fluids, cell preservation fluids, sample collections that meet different needs, such as nose, swallow, saliva, cervical, faeces, etc., are widely used in hospitals, biopharmaceuticals, gene companies, etc. Approved iso 13485, iso 9001, iso 14001, eu ce and fda