Ụgwọ nke ụlọ ọrụ Beijing Beifen-Ruili Analytical Instrument (Group) Co., Ltd. Adreesị No.160 Beiqing Road, Haidian district, Beijing, China 100095 E-mail international@bfrl.com.cn Ekwentị + 86-10-62404195 WhatsApp +86 13488872140
