NG28 purified water and water for injection testing services are based on the requirements of pharmacopoeia and GMP regulations in China, the United States, Europe and other countries, and performs on-site sampling and testing of water systems such as purified water, water for injection, etc. NG28 has independent microbiological laboratories and chemical laboratories operating under dual systems of ISO 17025 and GMP, and provides one-stop water system validation services from plan drafting, validation implementation, and report issuance. We can also provide one-stop water system validation services from program drafting, validation implementation and report issuance.