Tourists watch giant wax sculptures during the candle festival in Ubon Ratchathani, Thailand, July 16, 2019. The Ubon Ratchathani Candle Festival is held to commemorate the Buddha's first sermon and mark the beginning of the Buddhist Lent. The highlight of the annual event is the parade of giant floats of wax sculptures throughout the city, each representing a local temple, a district or an institution. (Photo: Xinhua)

A craftsman makes wax sculptures in a temple in Ubon Ratchathani, Thailand, July 15, 2019. The Ubon Ratchathani Candle Festival is held to commemorate the Buddha's first sermon and mark the beginning of the Buddhist Lent. The highlight of the annual event is the parade of giant floats of wax sculptures throughout the city, each representing a local temple, a district or an institution. (Photo: Xinhua)

Craftsmen make wax sculptures in a temple in Ubon Ratchathani, Thailand, July 15, 2019. The Ubon Ratchathani Candle Festival is held to commemorate the Buddha's first sermon and mark the beginning of the Buddhist Lent. The highlight of the annual event is the parade of giant floats of wax sculptures throughout the city, each representing a local temple, a district or an institution. (Photo: Xinhua)

Tourists watch giant wax sculptures during the candle festival in Ubon Ratchathani, Thailand, July 16, 2019. The Ubon Ratchathani Candle Festival is held to commemorate the Buddha's first sermon and mark the beginning of the Buddhist Lent. The highlight of the annual event is the parade of giant floats of wax sculptures throughout the city, each representing a local temple, a district or an institution. (Photo: Xinhua)

Photo taken on July 15, 2019 shows candle flowers made by tourists and local people in a temple in Ubon Ratchathani, Thailand. The Ubon Ratchathani Candle Festival is held to commemorate the Buddha's first sermon and mark the beginning of the Buddhist Lent. The highlight of the annual event is the parade of giant floats of wax sculptures throughout the city, each representing a local temple, a district or an institution. (Photo: Xinhua)

A tourist makes a candle flower in a temple in Ubon Ratchathani, Thailand, July 15, 2019. The Ubon Ratchathani Candle Festival is held to commemorate the Buddha's first sermon and mark the beginning of the Buddhist Lent. The highlight of the annual event is the parade of giant floats of wax sculptures throughout the city, each representing a local temple, a district or an institution. (Photo: Xinhua)

Photo taken on July 15, 2019 shows details of a wax sculpture in a temple in Ubon Ratchathani, Thailand. The Ubon Ratchathani Candle Festival is held to commemorate the Buddha's first sermon and mark the beginning of the Buddhist Lent. The highlight of the annual event is the parade of giant floats of wax sculptures throughout the city, each representing a local temple, a district or an institution. (Photo: Xinhua)

A craftsman makes wax sculputures in a temple in Ubon Ratchathani, Thailand, July 15, 2019. The Ubon Ratchathani Candle Festival is held to commemorate the Buddha's first sermon and mark the beginning of the Buddhist Lent. The highlight of the annual event is the parade of giant floats of wax sculptures throughout the city, each representing a local temple, a district or an institution. (Photo: Xinhua)

People make components of a candle in a temple in Ubon Ratchathani, Thailand, July 15, 2019. The Ubon Ratchathani Candle Festival is held to commemorate the Buddha's first sermon and mark the beginning of the Buddhist Lent. The highlight of the annual event is the parade of giant floats of wax sculptures throughout the city, each representing a local temple, a district or an institution. (Photo: Xinhua)