graph G {
    compound="true"
    rankdir="TB"
    bgcolor="white"
    fontname="Tahoma"

    node [
        fixedsize="false"
        fontname="Tahoma"
        color="white"
        fillcolor="grey"
        fontcolor="black"
        shape="box"
        style="filled"
        penwidth="1.0"
    ]
    edge [
        fontname="Arial"
        color="#00688b"
        fontcolor="black"
        fontsize="12"
        arrowsize="0.5"
        penwidth="1.0"
    ]




    "hongsheng.jhs@alibaba-inc.com" -- "niwei0203@gmail.com" [label=" 14 ", penwidth="10", color="#00688bFF"];
    "eric.gc@alibaba-inc.com" -- "wb-cgf552770@alibaba-inc.com" [label=" 12 ", penwidth="8", color="#00688bDB"];
    "wb-cgf552770@alibaba-inc.com" -- "hongsheng.jhs@alibaba-inc.com" [label=" 12 ", penwidth="8", color="#00688bDB"];
    "eric.gc@alibaba-inc.com" -- "hongsheng.jhs@alibaba-inc.com" [label=" 6 ", penwidth="4", color="#00688b93"];
    "hongsheng.jhs@alibaba-inc.com" -- "wb-yz775491@alibaba-inc.com" [label=" 6 ", penwidth="4", color="#00688b93"];
    "eric.gc@alibaba-inc.com" -- "niwei0203@gmail.com" [label=" 5 ", penwidth="3", color="#00688b82"];
    "wb-cgf552770@alibaba-inc.com" -- "niwei0203@gmail.com" [label=" 4 ", penwidth="2", color="#00688b70"];
    "niwei0203@gmail.com" -- "wb-yz775491@alibaba-inc.com" [label=" 3 ", penwidth="2", color="#00688b70"];
    "hongsheng.jhs@alibaba-inc.com" -- "106226695+yjjinjie@users.noreply.github.com" [label=" 2 ", penwidth="1", color="#00688b5E"];

}