JUMBOAUDIO is the global leading manufacturer in speaker box industry with more

Shenzhen Grand Technology Co., Ltd began in 2000 in Shenzhen, China. It has been specialized in producing and developing Amplifiers for musical instruments for more than 10 years. Main products are including Electronic Drum Sets, Electric Drum Kits, Acoustic Piano, Grand Piano, Acrylic Piano, Digital Piano, Tube Amplifiers and Solid State Amplifiers for Electric Guitars, Tube Amplifier Heads and Combos, Guitar Bass Amplifiers, Keyboard amplifiers, Electric Drum amplifiers, Amplifiers powered by storage battery, multifunction amplifiers, Hand Wired All Tube Guitar Amplifier, Effect Pedals, Electric Guitar, Electric Guitars, Acoustic Guitars, Ukulele, Guitar Kits, etc there are more than 200 different models with different specifications. Over the years, we have been cooperating with many big brands and famous companies to develop products. Products are selling to dozens of areas and countries including Europe, South and North America, Asia, Oceania etc. Products have received good feedbacks and become popular among customers, share high reputation from domestic and foreign markets. Hope we can cooperate with more customers and join hands together to bring the wonderful music to all the people around the world.

In 2004, a group of audio enthusiasts came together in Panyu, Guangzhou. They opened a small store, selling and learning about stage audio equipment like line array speakers, AMPS, and more.

Guangzhou Vines Musical Instruments Co., Ltd. Was located at the foot of the Baiyun Moutain. Vines Music is always focus on the quality, service as well as innovation, persist in Customer First and Faith Principle. We pursue in our self-owned brand building with the goal to be a superior musical instruments product one-stop supplier at home and abroad.