To propose technical difficulties of PDM applied in China office chair industry, and puts forward a solution for the coding problem: first presents a PDM-based classification method of office chair products and parts; Constructed the Office Chair Product Information Tree and base on it established Office Chair Enterprise Information Coding System framework; Base on the classification method and reference the relevant standards, introduce the Tabular Layouts of Article Characteristic, the office chair coding scheme is developed. The coding technique has been...