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樂妍
樂研品牌隸屬于上海皓鴻生物醫藥科技有限公司，專注服務于醫藥研發領域。樂研開發和打造的產品系列主要包括：有機合成砌塊、合成試劑、醫藥中間體和相關的儀器耗材。能滿足用戶從mg級到kg級、從標準化到定制化的實驗室綜合需求。
The Leran brand belongs to Shanghai Haohong Biopharmaceutical Technology Co., Ltd., which specializes in serving the pharmaceutical R&D field. Leran develops and builds a product series that mainly includes: organic synthesis building blocks, synthetic reagents, pharmaceutical intermediates, and related instruments and consumables. It can meet the comprehensive laboratory needs of users from mg to kg level and from standardization to customization.