In last season we did pruning but now since spring season is here, No leaves on branches till yet. Though in our neighborhood leaves came. Please guide how I can save our oldest chibaberry
It is very likely that it has reached the end of its lifespan. These trees are known to have a short life, and can die out, seemingly, for no reason.
You will likely need to start a new tree from seed, or cutting.
Here is an article with more information on the tree: https://www.gardeningknowhow.com/ornamental/trees/chinaberry/chinaberry-tree-information.htm
Do chinaberry trees harm plumbing? I have a clump of lovely lacy chinaberry trees that shade my bromeliads. My neighbor is insistent that they are harming her plumbing going to and from her house. She says they grow through pipes. She has been very persistent in nagging me to cut the trees. Is there any basis to her claims? I want a good relation with my neighbor but I don’t want her to have me remove the trees if there’s no truth in what she thinks.
My research says this tree is notorious for being severely invasive, with roots that send up numerous shoots, so it would not surprise me if your neighbor has a valid point. Here's an article about chinaberry. Please read about your tree in this article:
https://www.gardeningknowhow.com/ornamental/trees/chinaberry/chinaberry-tree-information.htm
This article has some alternatives that should provide good shade for your bromeliads:
https://www.gardeningknowhow.com/garden-how-to/gardening-by-zone/zone-9-10-11/trees-for-sun-in-zone-9.htm