Cristina Bertrand (Shanghai) Trading Co., Ltd. China
Cristina Bertrand-Kĕyĭ School. Dubai
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cristina.bertrand@protonmail.com
wechat: CristinaBertrand-HK
CN: +86 138 8223 7533 (Chinese, English)
UAE: +971 522 674 490 (English, Español)
ES: +34 660 375 841 (Español, English)