<p>Hunan Aslsen Technology Co., Ltd. It is specialized in the R&D, production and sales of pharmaceutical intermediates, cosmetic additives and food additives.</p><p>Its products are widely used in the health industry, medical beauty, green agriculture, bio-medicine and other fields. </p><p>For more than ten years, we have strictly managed the entire trade process, paid attention to every detail, </p><p>provided customers wit...