The helenian piano is part of helen piano inc., a national priority torch project for high-tech enterprises, the vice-president of the china music society, a national model base for cultural industries and a national priority for cultural exports. Helen's piano products are among the highest in the world. Helen has been awarded the title "china's branded products", and the trademark has become the "china's nickname trademark" under special protection of the law. In the cities of ningbo, zhejiang province, liaoning province and guangdong province, which have eight factories, the piano is made and stored under different climatic conditions, allowing quality stability to take place again. Helen's piano has invested heavily in the import of all high-tech piano equipment and production lines, and the hiring of piano master peter wiletsky from vienna, who has passed on 100 years of family experience in piano-making, george frank emerson, master of piano industry research and development design, zlakovich sping, master of sound pronunciation and tuning authority in austria, and experts such as japanese piano expert yoshima, to provide long-term guidance on assembly, production and production, thereby bringing together modern, high-tech technology with traditional european piano-making processes. The helenian piano now has 3 invention patents, 58 practical new patents, 4 skin design patents and 1 intellectual piano software copyright. The vertical and triangular pianos made by helen's piano have been widely recognized and well received internationally, and the company's products are now sold in europe, the united states, japan, etc. In europe and north america there are nearly 300 piano businesses, in japan there are more than 40 proxies for helen's piano products, and more than 800 proxies worldwide for helen's piano products. On 7 february 2005, the central television news service launched a news bulletin focusing on the success of the helenian piano product in china at the european level and its entry into the european mainstream market, followed by the graz institute of music in austria, the brussels institute of music in belgium, the public art institute in paris in france, the henry wood auditorium in london, the vienna music society and the vienna union of music artists, using the helenian piano successively。