HLL has its in-vitro immuno diagnostics kit manufacturing facility at Manesar in Gurgaon. It has an installed capacity to manufacture 26 million rapid pregnancy test kits per year. The unit commenced operations in November 2007. The unit manufactures rapid test kits for detection of metabolic hormones such as human chorionic gonadotropin (hCG) in urine and prognosis of diseases such as Dengue, Malaria (different strains), Kala-azar (leishmaniasis), TB, Chikungunya and other infectious diseases.
The facility has Quality Management Systems like ISO 9001 ISO 13485.