On Hai Yijia Garments Co., Ltd. is engaged in fashion design, wholesale clothing, garment production professional company, the high-tech company based on the book. In recent years, actively develop new products, focusing on the introduction of qualified personnel, investments in technology, in particular, and the Shanghai Textile Research Institute jointly developed environmentally friendly green warm fabric - fine cotton bipolar Si Pu Lun, due to extraordinary warm, breathable , moisture and other high-tech performance and comfort, not only fast access to the goodwill and trust of consumers, but also access a range of relevant national authorities to grant a variety of honors. So that the "Yi Sien" brand bipolar cotton thermal underwear in the rapid development within a short period of t.. (more>>)