With broad proficiency in Java, I believe I could be the right professional to equip your Chinese smartwatch with the desired program. My extensive experience in embedded systems programming and engineering, particularly specializing in robotics and control systems, align well with your project's requirements. Moreover, I've previously undertaken IoT applications programming projects using languages such as Python, in addition to having a strong command of C/C++ which will make understanding and manipulating the commands on the ESP32 a smooth process.
In addition, my knowledge of peripheral programming including WiFi and BLE particularly makes me an exceptional fit for this project. Bluetooth Low Energy (BLE) functionalities are crucial in any smart device project, and my handles on components like WiFi will undoubtedly prove valuable for achieving seamless communication between the watch and other devices.
Lastly, I offer a deep understanding of analog circuits, digital electronics, control system design and power electronics circuit design among others that underpin embedded systems. This means that not only can I install the specific program you seek on your smartwatch but I will understand any hitches better, offering efficient debugging/analysis to ensure code efficiency and accuracy. In essence, you can count on my diverse skill set to transform your smartwatch into an even smarter device.