DongFang offers a variety of health-related products such as transdermal patches (e.g. hypertension patches, pain relief patches, eye care patches, cold/cooling gel patches, and others). 
If you are looking for a specific product, you can browse the Shop section or use search to find what you need.

You can place orders directly on the website via the online shop (add item to cart → checkout).

For payment — either online (if supported) or via contact information (phone or email). Contact numbers and email are listed on the “Contact Us” page.

DongFang’s registered office is located in Karachi: Office No. 02, Ground Floor, Hafeez Center, Near MCB Bank Baloch Pul, Shahrah-e-Faisal, Karachi. 
You can contact support via phone at +92 300 2280474 / +92 333 7475001, or email at sales@dongfang.com.pk.

DongFang’s product descriptions (for example the Hypertension Patch) claim to use natural or herbal ingredients and are described as “non-invasive” with “no side effects.”
However, as with any health-related product, results may vary. Customers are advised to read instructions carefully, avoid use on broken or irritated skin (if patches), and consult a healthcare provider if in doubt. (You may want to add a disclaimer / “medical advice” note.)

Yes — the website indicates there is “online support 24/7.”

If you face any issues — such as questions about products, orders, shipping, or returns — you can reach out via the provided phone numbers or email contact.