Suszenie bambusowych patyczków - AFP

This picture taken on January 4, 2019 shows Vietnamese workers preparing incense sticks at a workshop in the village of Quang Phu Cau on the outskirts...

This picture taken on January 3, 2019 shows a Vietnamese woman carrying bamboo sticks for dying at a workshop in the village of Quang Phu Cau on the o...

This aerial picture taken on January 4, 2019 shows incense sticks kept in a courtyard for drying in the village of Quang Phu Cau on the outskirts of H...

This picture taken on January 4, 2019 shows Vietnamese workers dying bamboo incense sticks at a workshop in the village of Quang Phu Cau on the outski...

This picture taken on January 4, 2019 shows Vietnamese workers preparing incense sticks at a workshop in the village of Quang Phu Cau on the outskirts...

This picture taken on January 4, 2019 shows a Vietnamese worker preparing incense sticks at a workshop in the village of Quang Phu Cau on the outskirt...

This picture taken on January 4, 2019 shows Vietnamese workers dying bamboo incense sticks at a workshop in the village of Quang Phu Cau on the outski...

This picture taken on January 4, 2019 shows Vietnamese workers throwing stacks of incense sticks to dry in an open field in the village of Quang Phu C...

This picture taken on January 4, 2019 shows Vietnamese workers dying bamboo incense sticks at a workshop in the village of Quang Phu Cau on the outski...

This picture taken on January 3, 2019 shows a Vietnamese woman carefully handpicking bamboo sticks for dying at a workshop in the village of Quang Phu...

This picture taken on January 3, 2019 shows a Vietnamese woman collecting incense sticks in a courtyard in the village of Quang Phu Cau on the outskir...

This picture taken on January 3, 2019 shows Vietnamese woman Le Thi Lieu carefully picking incense sticks kept for drying on a street in the village o...

This picture taken on January 3, 2019 shows a Vietnamese woman carefully handpicking bamboo sticks for dying at a workshop in the village of Quang Phu...

This picture taken on January 3, 2019 shows a woman walking past stacks of incense sticks in the village of Quang Phu Cau on the outskirts of Hanoi. -...

This picture taken on January 3, 2019 shows a worker using his feet to tie a huge stack of incense sticks in the village of Quang Phu Cau on the outsk...

This picture taken on January 3, 2019 shows Vietnamese woman Dang Thi Hoa sitting in a courtyard as workers stack incense sticks in the village of Qua...

This picture taken on January 3, 2019 shows a Vietnamese woman walking past stained gloves hanging on a fence in the village of Quang Phu Cau on the o...

This picture taken on January 3, 2019 shows a Vietnamese woman collecting dried incense sticks in a courtyard in the village of Quang Phu Cau on the o...

This picture taken on January 3, 2019 shows a Vietnamese woman collecting incense sticks in a courtyard in the village of Quang Phu Cau on the outskir...

This picture taken on January 3, 2019 shows a Vietnamese woman looking at bamboo sticks kept for drying at a workshop in the village of Quang Phu Cau...

This picture taken on January 3, 2019 shows a Vietnamese woman collecting incense sticks in a courtyard at a century-old incense-making Quang Phu Cau...

This picture taken on January 3, 2019 shows Vietnamese woman Le Thi Lieu carefully picking incense sticks kept for drying on a street in the village o...

This picture taken on January 3, 2019 shows a Vietnamese woman collecting incense sticks in a courtyard in the village of Quang Phu Cau on the outskir...

This picture taken on January 3, 2019 shows Vietnamese workers putting incense sticks to dry inside a temple's courtyard in the village of Quang Phu C...

This picture taken on January 3, 2019 shows a Vietnamese man carrying bamboo sticks on a tractor as dyed incense sticks are kept for drying at a coutr...

This picture taken on January 3, 2019 shows a Vietnamese worker putting incense sticks to dry inside a temple's courtyard in the village of Quang Phu...

This picture taken on January 3, 2019 shows a shirt hanging to dry next to an open field of incense sticks in the village of Quang Phu Cau on the outs...

This picture taken on January 3, 2019 shows a Vietnamese worker putting incense sticks to dry inside a temple's courtyard in the village of Quang Phu...

This picture taken on January 3, 2019 shows Vietnamese women collecting dried incense sticks in a courtyard in the village of Quang Phu Cau on the out...

This picture taken on January 3, 2019 shows a Vietnamese woman collecting incense sticks in a courtyard in the village of Quang Phu Cau on the outskir...

This picture taken on January 3, 2019 shows a Vietnamese worker's shadow on stacks of incense sticks in the village of Quang Phu Cau on the outskirts...

This picture taken on January 3, 2019 shows villagers driving past stacks of incense sticks kept on a street for drying in the village of Quang Phu Ca...

This picture taken on January 3, 2019 shows a Vietnamese woman carrying bamboo sticks for dying at a workshop in the village of Quang Phu Cau on the o...

This aerial picture taken on January 4, 2019 shows incense sticks kept in a courtyard for drying in the village of Quang Phu Cau on the outskirts of H...