Introduction to Shanghai Blue Sand Biological Paternity Testing Agency Shanghai Blue Sand Biological Paternity Testing Agency (hereinafter referred to as \”Lansha Biological\”) was founded in 2003. It is an institution specializing in genetic testing services such as paternity testing, kinship testing and DNA analysis. The institution has a high-quality professional scientific research team and internationally leading molecular genetics technology, operates and diagnoses in strict accordance with ISO/IEC17025 standards, and has obtained multiple national laboratory accreditations and identification qualifications. Technical advantages of BlueSand Biopaternity Test BlueSand Biopaternity Test uses high-throughput human DNA testing