Since they are all Buddhas and Bodhisattvas, it is natural to use incense burner bowls. The third is the auspicious number of Buddhists, which represents the Buddhist monk or Buddhist monk. So you can put three incense sticks at a time. As for the sacrifice, it depends on your financial ability. If conditions permit, flowers, fruits, cheese, candy, steamed bread, black tea and green tea can be supplied. If conditions do not allow, you can also serve a glass of white water.
Guan Gong is the left protector of Buddhism and placed on the left side of Sakyamuni Buddha.
To sum up, the landlord faces the Buddhist shrine, counting from your left, the first Buddha Sakyamuni, the second Guan Gong.
I am a four-converted disciple of Mahayana tantric Kagyu Sect and Ningma Sect of Buddhism, and I am also a layman at home. Trust me, that's right. Amitabha. Han Xiao Ho!