The company’s main business is to provide a wide range of products and services to its customers, including: 1) positive proteinuria of a physiological nature, such as proteinuria positive after exercise, but after resting and rechecking the urine routine, there is no problem. 2) positive proteinuria due to urinary tract infection, which can turn negative after adequate anti-infection treatment. 3) positive proteinuria due to chronic nephritis, which requires kidney preservation treatment. Long-term review of renal function also has acute aggravating factors need to be dealt with in a timely manner. 4, positive proteinuria in nephrotic syndrome, or does not meet the criteria of nephrotic syndrome, need to kidney puncture to clarify the type of pathology, and then according to the pathology targeted treatment. For example, with hormones and immunosuppressants, and drugs to reduce kidney damage. 5, acute interstitial nephritis oral nephrotoxic drugs, or heavy metals lead to kidney damage to make urine protein positive, also need to be hospitalized.