Medico saliva collector works well I am Shenzhen Medico  Technology Co., Ltd. and a manufacturer of Medico saliva collector. I mainly produce sterile sampling swabs, flocking swabs (flocking swabs or flocking sticks), throat swabs, and microbial sampling sticks. , DNA oral swabs, sterile sponge cotton swabs, and CHG chlorhexidine applicator, saliva collection device or saliva collection device, cell preservation solution. …