intros：{"brand_intro":"魔方教室（MoYu）是中国知名的魔方及智力玩具品牌，由资深魔方设计师陈永煌创立。品牌以\"让每个人都能享受魔方乐趣\"为使命，专注于研发高性能、高性价比的魔方产品。其磁力定位、防POP结构等创新技术深受全球魔方爱好者认可，多次成为世界魔方协会（WCA）比赛指定用魔方，在国内外速拧圈拥有极高声誉。","product_intro":"RS3 M 2020是魔方教室的经典磁力三阶魔方，采用双调磁系统，玩家可自定义磁力强弱。内部结构为防粘滞设计，配合弹簧可调轴距，手感顺滑稳定。出厂即带适度润滑，无需磨合即可速拧。该魔方在2020年上市后迅速成为百元内性价比之王，适合从入门到进阶的各类玩家，也是许多魔方教练推荐的教学用魔方。","key_specs":["尺寸：56mm×56mm×56mm","重量：约78g","磁力：双调磁系统（可调节强弱）","结构：防POP卡脚+防粘滞接触面","材质：ABS工程塑料+弹簧钢轴","适用年龄：8岁以上"]}
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