Overview
DLdevelop focuses exclusively on researching, developing, and manufacturing ELISA kits for the life science research community. Their catalog of over 12,000 ELISA kits covers a broad range of research fields including cytokines, tumor immunity, infection immunity, developmental science, bone metabolism, cardiovascular biology, signal transduction, endocrinology, and hormone metabolism. The company offers two distinct product lines: Traditional ELISA Kits and Ready-To-Use ELISA Kits. Both lines feature a 12-month shelf life — six months longer than most competitors — ensured through selected raw materials and state-of-the-art production technologies. All kits undergo a rigorous triple quality control process before dispatch. DLdevelop also provides OEM/ODM services with complimentary packaging customization and 2-day sample turnaround.
Key techniques
DLdevelop's ELISA kits are based on the sandwich ELISA principle for in vitro quantitative measurement of target analytes in serum, plasma, tissue homogenates, cell lysates, cell culture supernatants, and other biological fluids. The company has developed proprietary formulations that enable single-temperature storage for their Ready-To-Use line, eliminating the need to store components separately at different temperatures. Their manufacturing process emphasizes raw material selection and quality-controlled production to achieve high sensitivity, high specificity, and high stability. Each kit undergoes validation including high-temperature stress testing, long-term preservation studies, and reproducibility verification to ensure consistent performance across batches.
Product lines
DLdevelop's product portfolio centers on ELISA kits offered in two formats: Traditional (concentrated) and Ready-To-Use. The Traditional kits offer competitive pricing and high sensitivity for hard-to-detect samples, while the Ready-To-Use kits simplify workflows with pre-diluted reagents and single-temperature storage. Beyond ELISA kits, the company also supplies primary antibodies, secondary antibodies, FC antibodies, clinical diagnosis reagents, and time-resolved fluoroimmunoassay (TRFIA) products. Their ELISA kits target analytes across numerous species and cover major research areas from oncology and immunology to cardiovascular biology, endocrinology, and metabolism.
ELISA Kits ›
Capabilities
DLdevelop combines over 25 years of ELISA kit manufacturing experience with a robust global distribution infrastructure. Their Wuxi headquarters houses R&D, manufacturing, and quality control operations, while branch offices in Shanghai, Canada, and Germany support logistics and regional customer service. The company maintains warehouses in the US, Europe, and China to ensure rapid fulfillment and minimize shipping delays. Their manufacturing capabilities support both catalog production and custom OEM/ODM projects, with the ability to scale from sample kits to large-volume orders. Technical support is available across time zones through regional sales representatives covering Europe, Asia, the Americas, and Africa.
QC & documentation
DLdevelop maintains an ISO 9001:2015 and CE certified quality management system, with additional EN ISO 14971:2012 certification. Every ELISA kit undergoes a rigorous triple quality control process: technical R&D validation, raw material QC, and end-product QC before dispatch. Products are tested through repeated verification including high-temperature damage testing, long-term preservation studies, and batch-to-batch reproducibility assessments. All kits achieve a 12-month shelf life — six months longer than most competitors — through selected raw materials and mature production technology. The company provides replacement or refund guarantees for any quality-related issues.
Lead time & shipping
DLdevelop ships globally from warehouses in the United States, Canada, Germany, and China, routing orders through the nearest facility to minimize transit time and shipping costs. In-stock catalog kits typically ship within 1–3 business days. Traditional ELISA kits require component storage at different temperatures (-20°C and 4°C), while Ready-To-Use kits can be stored entirely at 4°C, simplifying logistics. The company offers 48-hour express dispatch options and can provide 24T sample/trial kits within 2 working days. Same-batch reservation is available for customers planning reorders within 3 months, ensuring experimental consistency.