People visit the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences. (Photos: Xinhua)

A convention goer performs at the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences.

A man visits the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences.

A man visits the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences.

A woman stands in front of violins on display during the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences.

A convention goer performs at the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences.

A convention goer experiences a piano at YAMAHA booth during the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences.

People visit the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences. (Xinhua/Li Ying)

A convention goer experiences a piano at YAMAHA booth during the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences.

People attend the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences.

A convention goer performs at the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences.

A man visits the National Association of Music Merchants (NAMM) Show in Anaheim, the United States, Jan. 16, 2020. The 118-year-old NAMM Show, one of the world's biggest music industry trade shows, kicked off here on Thursday. The four-day event is expected to bring together at least 110,000 people and around 2,000 exhibiting companies from more than 120 countries and regions around the world, featuring more than 7,000 brands, cutting-edge industry education, as well as exclusive special events, concerts and experiences.