Profile: Synpeptide Co., Ltd is a provider of peptide-based services and research tools. We are an ISO 9001:2008 certified company. Our products & services include custom peptides, peptide library, peptide modifications, peptide arrays, ready to use kits and profiling assays. We offer custom peptides, modified peptides, labeled (e.g. FRET, biotinylation or phospho peptides) and cyclic peptides as well as other peptide modifications such as D amino acid peptides or peptide esters with highest quality for even complex or unusual peptide sequences.