德国权威音乐人士在传统乐器测评中，对海论威的技术创新极为肯定。音乐专家们如此描述海论威121型立式钢琴的优雅：“精心打造的击弦和共鸣系统、力度适中的触感给弹奏者带来前所未有的自信。最受弹奏者喜爱之处无疑是声学品质的均衡，这得益于其出色的弹奏性能。优雅愉悦、精准可控、圆润通透，如此众多的优点集于一身的钢琴，实在是不可多得的传家宝。”
The authority of the Germany music personage in the measurement of the traditional instruments, innovation of HAILUNWEI technology is very sure. Music experts describe as HAILUNWEI H121 type vertical piano of grace: "carefully crafted strike and resonance system, moderate tactility bring unprecedented confidence to play. Play is the most popular place is undoubtedly the acoustic quality of equilibrium, thanks to its excellent play performance. Elegant and joy, precise control, fruity and connect fully, so many set in one of the advantages of the piano, is really rare heirloom."
