AlpalifeBio is a contract research organization focused on VHH discovery and functional verification services. We have established VHH discovery platform, antibody engineering platform, quality analysis platform and protein purification platform with multiple expression systems, including bacteria, yeast, insect and mammalian cell expression systems, providing one-stop solution for VHH custom research. Also, we have anti-tag VHH products (such as VHHs against FLAG, HA, MYC, GFP, mCherry, mIgG) and proteases (such as 3C, TEV, SUMO).