Correct:
First couplet: Lianyu Motian Mountain gathers for a show
Second couplet: Auspicious light, auspicious colors, fighting Lianhui
Zhongtang poem:
Chrysanthemums flow with golden pines and cypresses
Plum orchids and elegant bamboos whirling
Huatang gathers auspicious stars and shines
Changes of rain and spring breeze to help green crops
(Sorry, the inscription is too small to read clearly)