With low cost and high transfection efficiency, siRNA synthesis is the simplest way for gene silencing of an organism or a cell. It is also used for RNAi-based clinical treatment and has irreplaceable advantages in drug development. The Company can provide customers with ordinary chemically synthesized siRNAs, and can also provide a variety of modified siRNAs according to customer demands. All synthesized siRNA products are purified by HPLC, and the double-stranded purity after annealing exceeds 90%.