Streaming and Downloadable Product FAQs

Students around the world can now learn and practice Qigong, Tai Chi, and Bagua through video and audio at The Longevity Center’s online media store. As long as you have an Internet connection and a supported browser, you can access your purchases 24/7. sells and services our audio and video products. To access your purchases, you require a Gumroad username and password.

To purchase videos and audios, go to our Products page. There you can choose a video or audio to purchase.


Once you finish the payment process, Gumroad sends you a receipt and instructions by email. You need to create a login username and a password the first time you purchase a product.  Access your products at For any issues, please contact

The audio products are downloadable, so there is no limit on your ability to listen to them at any time.


The videos are accessible 24 hours a day, 7 days a week, for the life of the Gumroad online video library.


Legal Disclaimer: We don’t guarantee a 100% uptime, nor do we commit to ensuring that the website remains available or that the material on the website is kept up to date.

Besides having a high-speed internet connection, it is recommended to use an updated major browser (Firefox, Safari, Chrome, Edge).

For any access issues, you need to contact Gumroad Support at


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  • Upcoming Classes and Workshops
  • Discounts on select classes and events
  • Announcements, Updates, and News

To sign up, please fill in your first and last name and a valid email address. When you’re ready, click the Subscribe button,

We do not share your email address with anyone. The Longevity Center respects your privacy and will only use your email address to communicate to you periodically on the above listed topics. You can unsubscribe at any time by following the “Unsubscribe” link at the bottom of every email, or by contacting us.

Terms and Conditions

By participating in a class or clinic session at The Longevity Center, you agree to the following Terms and Conditions:

The Longevity Center class/clinic is intended to present information and techniques according to the instructor/therapist’s best knowledge and experience, and is to be used by the student at his or her own discretion. The adoption and application of the material offered in the class/clinic must therefore be the student’s own responsibility.

I understand that this class/clinic is for the basic purpose of health maintenance, not for any treatment of any specific illness, injury or condition. I understand that the instructor/therapist, and his assistants, are not qualified to diagnose, prescribe, or treat any physical or mental illness, and nothing said or taught in class/clinic can be constructed as such. I understand that the class/clinic is not a substitute for any treatment by a licensed healthcare professional, and I will not attempt to use it as such.

I release the instructor/therapist and his assistant(s), the author and publisher, and the owners and operators of the premises on which the classes/clinics are conducted, from any liability for my class/clinic participation and will hold him or her harmless for any results of this class/clinic.

The information from the Class/Clinic is protected by Copyright law. The reproduction, written, electronic, and otherwise, in part or in whole, for commercial or personal purposes is expressly prohibited without prior written consent. Photographing, audiotaping, or videotaping are prohibited.

Use of Master Hua-Ching Ni’s works and the Ni Family publications can only be used through proper authorization as stated in The Mentor Handbook of The Integral Way Society.

The Longevity Center operates in accordance with California Bill SB577 for non-licensed professionals.