AD 132. Zhang Heng created the seismograph, the armillary sphere, and the south-pointing chariot (compass).

公元132年张衡创制地动仪、浑天仪和指南车。

Liang was a palace scholar in Kaiyuan era, Tang Dynasty. He has invented the armillary sphere in cooperation with bonze Yixing. He was both a scholar and an artist.

梁令瓒为唐代开元集贤院学士，曾与僧一行合作设计过浑天仪，是一个学者暨画家。

The dragon has appeared on Chinese artifacts throughout the ages. This is the model of a fake Sung armillary sphere on display in the Taichung Natural Science Museum.

历代器物上都有龙的图饰，这是台中自然科学博物馆中陈列的仿宋代浑天仪模型。

Among these instruments the Simplified instrument, Gnomon, Water-operated Armillary Sphere and Celestial Globe were made after the records from the old Chinese Histories and Guo Shoujing's model.

其中浑仪、圭表、水运浑仪和浑象是根据中国古代史志记载和郭守敬的仪器模型制造，但它们并不是简单的复制。